Home / 17,478.08-24,128.69-11,842.61

Finding the Fourth Proportional to 17,478.08, 24,128.69 and 11,842.61

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Solution

The fourth proportional to 17,478.08, 24,128.69 and 11,842.61 is: 16,348.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,478.08 : 24,128.69 = 11,842.61 : x
  2. Step 2: Convert to fraction form
    17,478.08/24,128.69 = 11,842.61/x
  3. Step 3: Cross multiply
    17,478.08x = 24,128.69 × 11,842.61
  4. Step 4: Simplify right side
    17,478.08x = 285,746,485.62
  5. Step 5: Solve for x
    x = 285,746,485.62/17,478.08
  6. Step 6: Final answer
    x = 16,348.85

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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.