Home / 41,318.79-57,020.30-22,455.93

Finding the Fourth Proportional to 41,318.79, 57,020.30 and 22,455.93

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Solution

The fourth proportional to 41,318.79, 57,020.30 and 22,455.93 is: 30,989.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,318.79 : 57,020.30 = 22,455.93 : x
  2. Step 2: Convert to fraction form
    41,318.79/57,020.30 = 22,455.93/x
  3. Step 3: Cross multiply
    41,318.79x = 57,020.30 × 22,455.93
  4. Step 4: Simplify right side
    41,318.79x = 1,280,443,753.10
  5. Step 5: Solve for x
    x = 1,280,443,753.10/41,318.79
  6. Step 6: Final answer
    x = 30,989.38

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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.