Home / 38,440.65-57,656.19-10,362.90

Finding the Fourth Proportional to 38,440.65, 57,656.19 and 10,362.90

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Solution

The fourth proportional to 38,440.65, 57,656.19 and 10,362.90 is: 15,543.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,440.65 : 57,656.19 = 10,362.90 : x
  2. Step 2: Convert to fraction form
    38,440.65/57,656.19 = 10,362.90/x
  3. Step 3: Cross multiply
    38,440.65x = 57,656.19 × 10,362.90
  4. Step 4: Simplify right side
    38,440.65x = 597,485,331.35
  5. Step 5: Solve for x
    x = 597,485,331.35/38,440.65
  6. Step 6: Final answer
    x = 15,543.06

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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.