Home / 62,716.32-86,549.76-34,421.76

Finding the Fourth Proportional to 62,716.32, 86,549.76 and 34,421.76

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Solution

The fourth proportional to 62,716.32, 86,549.76 and 34,421.76 is: 47,502.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,716.32 : 86,549.76 = 34,421.76 : x
  2. Step 2: Convert to fraction form
    62,716.32/86,549.76 = 34,421.76/x
  3. Step 3: Cross multiply
    62,716.32x = 86,549.76 × 34,421.76
  4. Step 4: Simplify right side
    62,716.32x = 2,979,195,066.78
  5. Step 5: Solve for x
    x = 2,979,195,066.78/62,716.32
  6. Step 6: Final answer
    x = 47,502.71

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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.