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Finding the Fourth Proportional to 36,934.75, 55,402.13 and 9,232.75

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Solution

The fourth proportional to 36,934.75, 55,402.13 and 9,232.75 is: 13,849.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,934.75 : 55,402.13 = 9,232.75 : x
  2. Step 2: Convert to fraction form
    36,934.75/55,402.13 = 9,232.75/x
  3. Step 3: Cross multiply
    36,934.75x = 55,402.13 × 9,232.75
  4. Step 4: Simplify right side
    36,934.75x = 511,514,015.76
  5. Step 5: Solve for x
    x = 511,514,015.76/36,934.75
  6. Step 6: Final answer
    x = 13,849.13

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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.