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Finding the Fourth Proportional to 29,457.52, 44,193.10 and 15,425.16

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Solution

The fourth proportional to 29,457.52, 44,193.10 and 15,425.16 is: 23,141.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,457.52 : 44,193.10 = 15,425.16 : x
  2. Step 2: Convert to fraction form
    29,457.52/44,193.10 = 15,425.16/x
  3. Step 3: Cross multiply
    29,457.52x = 44,193.10 × 15,425.16
  4. Step 4: Simplify right side
    29,457.52x = 681,685,638.40
  5. Step 5: Solve for x
    x = 681,685,638.40/29,457.52
  6. Step 6: Final answer
    x = 23,141.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.