Home / 55,618.92-76,753.08-30,468.24

Finding the Fourth Proportional to 55,618.92, 76,753.08 and 30,468.24

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Solution

The fourth proportional to 55,618.92, 76,753.08 and 30,468.24 is: 42,045.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,618.92 : 76,753.08 = 30,468.24 : x
  2. Step 2: Convert to fraction form
    55,618.92/76,753.08 = 30,468.24/x
  3. Step 3: Cross multiply
    55,618.92x = 76,753.08 × 30,468.24
  4. Step 4: Simplify right side
    55,618.92x = 2,338,531,262.18
  5. Step 5: Solve for x
    x = 2,338,531,262.18/55,618.92
  6. Step 6: Final answer
    x = 42,045.61

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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.