Home / 38,879.60-58,304.92-30,575.84

Finding the Fourth Proportional to 38,879.60, 58,304.92 and 30,575.84

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Solution

The fourth proportional to 38,879.60, 58,304.92 and 30,575.84 is: 45,852.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,879.60 : 58,304.92 = 30,575.84 : x
  2. Step 2: Convert to fraction form
    38,879.60/58,304.92 = 30,575.84/x
  3. Step 3: Cross multiply
    38,879.60x = 58,304.92 × 30,575.84
  4. Step 4: Simplify right side
    38,879.60x = 1,782,721,905.13
  5. Step 5: Solve for x
    x = 1,782,721,905.13/38,879.60
  6. Step 6: Final answer
    x = 45,852.37

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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.