Home / 15,992.17-23,988.86-4,305.69

Finding the Fourth Proportional to 15,992.17, 23,988.86 and 4,305.69

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Solution

The fourth proportional to 15,992.17, 23,988.86 and 4,305.69 is: 6,458.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,992.17 : 23,988.86 = 4,305.69 : x
  2. Step 2: Convert to fraction form
    15,992.17/23,988.86 = 4,305.69/x
  3. Step 3: Cross multiply
    15,992.17x = 23,988.86 × 4,305.69
  4. Step 4: Simplify right side
    15,992.17x = 103,288,589.23
  5. Step 5: Solve for x
    x = 103,288,589.23/15,992.17
  6. Step 6: Final answer
    x = 6,458.70

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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.