Home / 38,909.64-58,382.91-23,145.75

Finding the Fourth Proportional to 38,909.64, 58,382.91 and 23,145.75

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Solution

The fourth proportional to 38,909.64, 58,382.91 and 23,145.75 is: 34,729.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,909.64 : 58,382.91 = 23,145.75 : x
  2. Step 2: Convert to fraction form
    38,909.64/58,382.91 = 23,145.75/x
  3. Step 3: Cross multiply
    38,909.64x = 58,382.91 × 23,145.75
  4. Step 4: Simplify right side
    38,909.64x = 1,351,316,239.13
  5. Step 5: Solve for x
    x = 1,351,316,239.13/38,909.64
  6. Step 6: Final answer
    x = 34,729.60

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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.