Home / 22,731.29-34,102.31-7,148.92

Finding the Fourth Proportional to 22,731.29, 34,102.31 and 7,148.92

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Solution

The fourth proportional to 22,731.29, 34,102.31 and 7,148.92 is: 10,725.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,731.29 : 34,102.31 = 7,148.92 : x
  2. Step 2: Convert to fraction form
    22,731.29/34,102.31 = 7,148.92/x
  3. Step 3: Cross multiply
    22,731.29x = 34,102.31 × 7,148.92
  4. Step 4: Simplify right side
    22,731.29x = 243,794,686.01
  5. Step 5: Solve for x
    x = 243,794,686.01/22,731.29
  6. Step 6: Final answer
    x = 10,725.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.