Home / 42,411.20-63,616.80-37,227.20

Finding the Fourth Proportional to 42,411.20, 63,616.80 and 37,227.20

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Solution

The fourth proportional to 42,411.20, 63,616.80 and 37,227.20 is: 55,840.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,411.20 : 63,616.80 = 37,227.20 : x
  2. Step 2: Convert to fraction form
    42,411.20/63,616.80 = 37,227.20/x
  3. Step 3: Cross multiply
    42,411.20x = 63,616.80 × 37,227.20
  4. Step 4: Simplify right side
    42,411.20x = 2,368,275,336.96
  5. Step 5: Solve for x
    x = 2,368,275,336.96/42,411.20
  6. Step 6: Final answer
    x = 55,840.80

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.