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Finding the Fourth Proportional to 57,062.08, 85,597.50 and 15,508

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Solution

The fourth proportional to 57,062.08, 85,597.50 and 15,508 is: 23,263.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,062.08 : 85,597.50 = 15,508 : x
  2. Step 2: Convert to fraction form
    57,062.08/85,597.50 = 15,508/x
  3. Step 3: Cross multiply
    57,062.08x = 85,597.50 × 15,508
  4. Step 4: Simplify right side
    57,062.08x = 1,327,446,030
  5. Step 5: Solve for x
    x = 1,327,446,030/57,062.08
  6. Step 6: Final answer
    x = 23,263.19

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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.