Home / 38,008.38-52,455.99-31,623.72

Finding the Fourth Proportional to 38,008.38, 52,455.99 and 31,623.72

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Solution

The fourth proportional to 38,008.38, 52,455.99 and 31,623.72 is: 43,644.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,008.38 : 52,455.99 = 31,623.72 : x
  2. Step 2: Convert to fraction form
    38,008.38/52,455.99 = 31,623.72/x
  3. Step 3: Cross multiply
    38,008.38x = 52,455.99 × 31,623.72
  4. Step 4: Simplify right side
    38,008.38x = 1,658,853,540.08
  5. Step 5: Solve for x
    x = 1,658,853,540.08/38,008.38
  6. Step 6: Final answer
    x = 43,644.42

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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.