Home / 75,022.64-112,552.24-22,432.12

Finding the Fourth Proportional to 75,022.64, 112,552.24 and 22,432.12

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Solution

The fourth proportional to 75,022.64, 112,552.24 and 22,432.12 is: 33,653.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,022.64 : 112,552.24 = 22,432.12 : x
  2. Step 2: Convert to fraction form
    75,022.64/112,552.24 = 22,432.12/x
  3. Step 3: Cross multiply
    75,022.64x = 112,552.24 × 22,432.12
  4. Step 4: Simplify right side
    75,022.64x = 2,524,785,353.95
  5. Step 5: Solve for x
    x = 2,524,785,353.95/75,022.64
  6. Step 6: Final answer
    x = 33,653.65

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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.