Home / 38,863.20-58,251.60-16,672.80

Finding the Fourth Proportional to 38,863.20, 58,251.60 and 16,672.80

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Solution

The fourth proportional to 38,863.20, 58,251.60 and 16,672.80 is: 24,990.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,863.20 : 58,251.60 = 16,672.80 : x
  2. Step 2: Convert to fraction form
    38,863.20/58,251.60 = 16,672.80/x
  3. Step 3: Cross multiply
    38,863.20x = 58,251.60 × 16,672.80
  4. Step 4: Simplify right side
    38,863.20x = 971,217,276.48
  5. Step 5: Solve for x
    x = 971,217,276.48/38,863.20
  6. Step 6: Final answer
    x = 24,990.67

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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.