Home / 38,881.40-58,319.76-22,879.92

Finding the Fourth Proportional to 38,881.40, 58,319.76 and 22,879.92

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Solution

The fourth proportional to 38,881.40, 58,319.76 and 22,879.92 is: 34,318.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,881.40 : 58,319.76 = 22,879.92 : x
  2. Step 2: Convert to fraction form
    38,881.40/58,319.76 = 22,879.92/x
  3. Step 3: Cross multiply
    38,881.40x = 58,319.76 × 22,879.92
  4. Step 4: Simplify right side
    38,881.40x = 1,334,351,443.22
  5. Step 5: Solve for x
    x = 1,334,351,443.22/38,881.40
  6. Step 6: Final answer
    x = 34,318.50

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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.