Home / 38,868.30-58,274.39-15,155.75

Finding the Fourth Proportional to 38,868.30, 58,274.39 and 15,155.75

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Solution

The fourth proportional to 38,868.30, 58,274.39 and 15,155.75 is: 22,722.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,868.30 : 58,274.39 = 15,155.75 : x
  2. Step 2: Convert to fraction form
    38,868.30/58,274.39 = 15,155.75/x
  3. Step 3: Cross multiply
    38,868.30x = 58,274.39 × 15,155.75
  4. Step 4: Simplify right side
    38,868.30x = 883,192,269.82
  5. Step 5: Solve for x
    x = 883,192,269.82/38,868.30
  6. Step 6: Final answer
    x = 22,722.69

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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.