Home / 56,229.18-77,596.55-30,735.13

Finding the Fourth Proportional to 56,229.18, 77,596.55 and 30,735.13

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Solution

The fourth proportional to 56,229.18, 77,596.55 and 30,735.13 is: 42,414.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,229.18 : 77,596.55 = 30,735.13 : x
  2. Step 2: Convert to fraction form
    56,229.18/77,596.55 = 30,735.13/x
  3. Step 3: Cross multiply
    56,229.18x = 77,596.55 × 30,735.13
  4. Step 4: Simplify right side
    56,229.18x = 2,384,940,051.80
  5. Step 5: Solve for x
    x = 2,384,940,051.80/56,229.18
  6. Step 6: Final answer
    x = 42,414.63

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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.