Home / 32,182.10-48,279.60-11,122.92

Finding the Fourth Proportional to 32,182.10, 48,279.60 and 11,122.92

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Solution

The fourth proportional to 32,182.10, 48,279.60 and 11,122.92 is: 16,686.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,182.10 : 48,279.60 = 11,122.92 : x
  2. Step 2: Convert to fraction form
    32,182.10/48,279.60 = 11,122.92/x
  3. Step 3: Cross multiply
    32,182.10x = 48,279.60 × 11,122.92
  4. Step 4: Simplify right side
    32,182.10x = 537,010,128.43
  5. Step 5: Solve for x
    x = 537,010,128.43/32,182.10
  6. Step 6: Final answer
    x = 16,686.61

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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.