Home / 28,337.87-42,508.33-8,614.94

Finding the Fourth Proportional to 28,337.87, 42,508.33 and 8,614.94

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Solution

The fourth proportional to 28,337.87, 42,508.33 and 8,614.94 is: 12,922.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,337.87 : 42,508.33 = 8,614.94 : x
  2. Step 2: Convert to fraction form
    28,337.87/42,508.33 = 8,614.94/x
  3. Step 3: Cross multiply
    28,337.87x = 42,508.33 × 8,614.94
  4. Step 4: Simplify right side
    28,337.87x = 366,206,478.37
  5. Step 5: Solve for x
    x = 366,206,478.37/28,337.87
  6. Step 6: Final answer
    x = 12,922.86

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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.