Home / 41,627.79-57,376.35-31,553.01

Finding the Fourth Proportional to 41,627.79, 57,376.35 and 31,553.01

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Solution

The fourth proportional to 41,627.79, 57,376.35 and 31,553.01 is: 43,490.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,627.79 : 57,376.35 = 31,553.01 : x
  2. Step 2: Convert to fraction form
    41,627.79/57,376.35 = 31,553.01/x
  3. Step 3: Cross multiply
    41,627.79x = 57,376.35 × 31,553.01
  4. Step 4: Simplify right side
    41,627.79x = 1,810,396,545.31
  5. Step 5: Solve for x
    x = 1,810,396,545.31/41,627.79
  6. Step 6: Final answer
    x = 43,490.10

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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.