Home / 38,886.55-58,346.19-23,121.69

Finding the Fourth Proportional to 38,886.55, 58,346.19 and 23,121.69

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Solution

The fourth proportional to 38,886.55, 58,346.19 and 23,121.69 is: 34,692.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,886.55 : 58,346.19 = 23,121.69 : x
  2. Step 2: Convert to fraction form
    38,886.55/58,346.19 = 23,121.69/x
  3. Step 3: Cross multiply
    38,886.55x = 58,346.19 × 23,121.69
  4. Step 4: Simplify right side
    38,886.55x = 1,349,062,517.86
  5. Step 5: Solve for x
    x = 1,349,062,517.86/38,886.55
  6. Step 6: Final answer
    x = 34,692.27

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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.