Home / 15,992.43-23,988.61-4,305.66

Finding the Fourth Proportional to 15,992.43, 23,988.61 and 4,305.66

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Solution

The fourth proportional to 15,992.43, 23,988.61 and 4,305.66 is: 6,458.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,992.43 : 23,988.61 = 4,305.66 : x
  2. Step 2: Convert to fraction form
    15,992.43/23,988.61 = 4,305.66/x
  3. Step 3: Cross multiply
    15,992.43x = 23,988.61 × 4,305.66
  4. Step 4: Simplify right side
    15,992.43x = 103,286,798.53
  5. Step 5: Solve for x
    x = 103,286,798.53/15,992.43
  6. Step 6: Final answer
    x = 6,458.48

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Similar ratio
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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.