Home / 55,966.92-77,234.24-30,472.88

Finding the Fourth Proportional to 55,966.92, 77,234.24 and 30,472.88

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Solution

The fourth proportional to 55,966.92, 77,234.24 and 30,472.88 is: 42,052.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,966.92 : 77,234.24 = 30,472.88 : x
  2. Step 2: Convert to fraction form
    55,966.92/77,234.24 = 30,472.88/x
  3. Step 3: Cross multiply
    55,966.92x = 77,234.24 × 30,472.88
  4. Step 4: Simplify right side
    55,966.92x = 2,353,549,727.41
  5. Step 5: Solve for x
    x = 2,353,549,727.41/55,966.92
  6. Step 6: Final answer
    x = 42,052.51

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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.