Home / 38,883.60-58,330.56-12,582

Finding the Fourth Proportional to 38,883.60, 58,330.56 and 12,582

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Solution

The fourth proportional to 38,883.60, 58,330.56 and 12,582 is: 18,874.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,883.60 : 58,330.56 = 12,582 : x
  2. Step 2: Convert to fraction form
    38,883.60/58,330.56 = 12,582/x
  3. Step 3: Cross multiply
    38,883.60x = 58,330.56 × 12,582
  4. Step 4: Simplify right side
    38,883.60x = 733,915,105.92
  5. Step 5: Solve for x
    x = 733,915,105.92/38,883.60
  6. Step 6: Final answer
    x = 18,874.67

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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.