Home / 30,622.84-42,261.96-17,194.99

Finding the Fourth Proportional to 30,622.84, 42,261.96 and 17,194.99

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Solution

The fourth proportional to 30,622.84, 42,261.96 and 17,194.99 is: 23,730.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,622.84 : 42,261.96 = 17,194.99 : x
  2. Step 2: Convert to fraction form
    30,622.84/42,261.96 = 17,194.99/x
  3. Step 3: Cross multiply
    30,622.84x = 42,261.96 × 17,194.99
  4. Step 4: Simplify right side
    30,622.84x = 726,693,979.58
  5. Step 5: Solve for x
    x = 726,693,979.58/30,622.84
  6. Step 6: Final answer
    x = 23,730.46

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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.