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Finding the Fourth Proportional to 24,685.88, 34,066.53 and 13,507.88

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Solution

The fourth proportional to 24,685.88, 34,066.53 and 13,507.88 is: 18,640.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,685.88 : 34,066.53 = 13,507.88 : x
  2. Step 2: Convert to fraction form
    24,685.88/34,066.53 = 13,507.88/x
  3. Step 3: Cross multiply
    24,685.88x = 34,066.53 × 13,507.88
  4. Step 4: Simplify right side
    24,685.88x = 460,166,428.92
  5. Step 5: Solve for x
    x = 460,166,428.92/24,685.88
  6. Step 6: Final answer
    x = 18,640.88

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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.