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Finding the Fourth Proportional to 62,560.74, 86,332.84 and 35,702.55

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Solution

The fourth proportional to 62,560.74, 86,332.84 and 35,702.55 is: 49,268.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,560.74 : 86,332.84 = 35,702.55 : x
  2. Step 2: Convert to fraction form
    62,560.74/86,332.84 = 35,702.55/x
  3. Step 3: Cross multiply
    62,560.74x = 86,332.84 × 35,702.55
  4. Step 4: Simplify right side
    62,560.74x = 3,082,302,358.23
  5. Step 5: Solve for x
    x = 3,082,302,358.23/62,560.74
  6. Step 6: Final answer
    x = 49,268.96

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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.