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Finding the Fourth Proportional to 17,915.10, 24,723.12 and 10,363.14

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Solution

The fourth proportional to 17,915.10, 24,723.12 and 10,363.14 is: 14,301.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,915.10 : 24,723.12 = 10,363.14 : x
  2. Step 2: Convert to fraction form
    17,915.10/24,723.12 = 10,363.14/x
  3. Step 3: Cross multiply
    17,915.10x = 24,723.12 × 10,363.14
  4. Step 4: Simplify right side
    17,915.10x = 256,209,153.80
  5. Step 5: Solve for x
    x = 256,209,153.80/17,915.10
  6. Step 6: Final answer
    x = 14,301.30

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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.