Home / 30,849.04-42,572.54-17,422.31

Finding the Fourth Proportional to 30,849.04, 42,572.54 and 17,422.31

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Solution

The fourth proportional to 30,849.04, 42,572.54 and 17,422.31 is: 24,043.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,849.04 : 42,572.54 = 17,422.31 : x
  2. Step 2: Convert to fraction form
    30,849.04/42,572.54 = 17,422.31/x
  3. Step 3: Cross multiply
    30,849.04x = 42,572.54 × 17,422.31
  4. Step 4: Simplify right side
    30,849.04x = 741,711,989.37
  5. Step 5: Solve for x
    x = 741,711,989.37/30,849.04
  6. Step 6: Final answer
    x = 24,043.28

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Half scale
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Double scale
Find fourth proportional to 30,850.04, 42,573.92 and 17,423.31
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.