Home / 40,713.20-56,187.67-22,807.96

Finding the Fourth Proportional to 40,713.20, 56,187.67 and 22,807.96

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Solution

The fourth proportional to 40,713.20, 56,187.67 and 22,807.96 is: 31,476.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,713.20 : 56,187.67 = 22,807.96 : x
  2. Step 2: Convert to fraction form
    40,713.20/56,187.67 = 22,807.96/x
  3. Step 3: Cross multiply
    40,713.20x = 56,187.67 × 22,807.96
  4. Step 4: Simplify right side
    40,713.20x = 1,281,526,129.85
  5. Step 5: Solve for x
    x = 1,281,526,129.85/40,713.20
  6. Step 6: Final answer
    x = 31,476.92

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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.