Home / 39,662.38-54,730.62-22,663.24

Finding the Fourth Proportional to 39,662.38, 54,730.62 and 22,663.24

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Solution

The fourth proportional to 39,662.38, 54,730.62 and 22,663.24 is: 31,273.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,662.38 : 54,730.62 = 22,663.24 : x
  2. Step 2: Convert to fraction form
    39,662.38/54,730.62 = 22,663.24/x
  3. Step 3: Cross multiply
    39,662.38x = 54,730.62 × 22,663.24
  4. Step 4: Simplify right side
    39,662.38x = 1,240,373,176.41
  5. Step 5: Solve for x
    x = 1,240,373,176.41/39,662.38
  6. Step 6: Final answer
    x = 31,273.29

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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.