Home / 30,673.30-42,329.11-17,244.58

Finding the Fourth Proportional to 30,673.30, 42,329.11 and 17,244.58

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Solution

The fourth proportional to 30,673.30, 42,329.11 and 17,244.58 is: 23,797.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,673.30 : 42,329.11 = 17,244.58 : x
  2. Step 2: Convert to fraction form
    30,673.30/42,329.11 = 17,244.58/x
  3. Step 3: Cross multiply
    30,673.30x = 42,329.11 × 17,244.58
  4. Step 4: Simplify right side
    30,673.30x = 729,947,723.72
  5. Step 5: Solve for x
    x = 729,947,723.72/30,673.30
  6. Step 6: Final answer
    x = 23,797.50

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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.