Home / 40,624.32-56,061.16-22,719.12

Finding the Fourth Proportional to 40,624.32, 56,061.16 and 22,719.12

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Solution

The fourth proportional to 40,624.32, 56,061.16 and 22,719.12 is: 31,352.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,624.32 : 56,061.16 = 22,719.12 : x
  2. Step 2: Convert to fraction form
    40,624.32/56,061.16 = 22,719.12/x
  3. Step 3: Cross multiply
    40,624.32x = 56,061.16 × 22,719.12
  4. Step 4: Simplify right side
    40,624.32x = 1,273,660,221.38
  5. Step 5: Solve for x
    x = 1,273,660,221.38/40,624.32
  6. Step 6: Final answer
    x = 31,352.16

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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.