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Finding the Fourth Proportional to 62,924.96, 86,854.74 and 37,449.20

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Solution

The fourth proportional to 62,924.96, 86,854.74 and 37,449.20 is: 51,690.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,924.96 : 86,854.74 = 37,449.20 : x
  2. Step 2: Convert to fraction form
    62,924.96/86,854.74 = 37,449.20/x
  3. Step 3: Cross multiply
    62,924.96x = 86,854.74 × 37,449.20
  4. Step 4: Simplify right side
    62,924.96x = 3,252,640,529.21
  5. Step 5: Solve for x
    x = 3,252,640,529.21/62,924.96
  6. Step 6: Final answer
    x = 51,690.78

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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.