Home / 40,710.74-56,179.17-22,561.72

Finding the Fourth Proportional to 40,710.74, 56,179.17 and 22,561.72

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Solution

The fourth proportional to 40,710.74, 56,179.17 and 22,561.72 is: 31,134.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,710.74 : 56,179.17 = 22,561.72 : x
  2. Step 2: Convert to fraction form
    40,710.74/56,179.17 = 22,561.72/x
  3. Step 3: Cross multiply
    40,710.74x = 56,179.17 × 22,561.72
  4. Step 4: Simplify right side
    40,710.74x = 1,267,499,016.21
  5. Step 5: Solve for x
    x = 1,267,499,016.21/40,710.74
  6. Step 6: Final answer
    x = 31,134.27

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Double scale
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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.