Home / 38,770.93-58,079.85-30,409.30

Finding the Fourth Proportional to 38,770.93, 58,079.85 and 30,409.30

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Solution

The fourth proportional to 38,770.93, 58,079.85 and 30,409.30 is: 45,553.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,770.93 : 58,079.85 = 30,409.30 : x
  2. Step 2: Convert to fraction form
    38,770.93/58,079.85 = 30,409.30/x
  3. Step 3: Cross multiply
    38,770.93x = 58,079.85 × 30,409.30
  4. Step 4: Simplify right side
    38,770.93x = 1,766,167,582.61
  5. Step 5: Solve for x
    x = 1,766,167,582.61/38,770.93
  6. Step 6: Final answer
    x = 45,553.91

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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.