Home / 28,085.33-38,757.44-16,148.72

Finding the Fourth Proportional to 28,085.33, 38,757.44 and 16,148.72

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Solution

The fourth proportional to 28,085.33, 38,757.44 and 16,148.72 is: 22,285.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,085.33 : 38,757.44 = 16,148.72 : x
  2. Step 2: Convert to fraction form
    28,085.33/38,757.44 = 16,148.72/x
  3. Step 3: Cross multiply
    28,085.33x = 38,757.44 × 16,148.72
  4. Step 4: Simplify right side
    28,085.33x = 625,882,874.90
  5. Step 5: Solve for x
    x = 625,882,874.90/28,085.33
  6. Step 6: Final answer
    x = 22,285.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.