Home / 40,869.55-56,399.61-22,966.12

Finding the Fourth Proportional to 40,869.55, 56,399.61 and 22,966.12

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Solution

The fourth proportional to 40,869.55, 56,399.61 and 22,966.12 is: 31,693.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,869.55 : 56,399.61 = 22,966.12 : x
  2. Step 2: Convert to fraction form
    40,869.55/56,399.61 = 22,966.12/x
  3. Step 3: Cross multiply
    40,869.55x = 56,399.61 × 22,966.12
  4. Step 4: Simplify right side
    40,869.55x = 1,295,280,211.21
  5. Step 5: Solve for x
    x = 1,295,280,211.21/40,869.55
  6. Step 6: Final answer
    x = 31,693.04

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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.