Home / 15,864.16-23,780.04-5,467

Finding the Fourth Proportional to 15,864.16, 23,780.04 and 5,467

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Solution

The fourth proportional to 15,864.16, 23,780.04 and 5,467 is: 8,194.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,864.16 : 23,780.04 = 5,467 : x
  2. Step 2: Convert to fraction form
    15,864.16/23,780.04 = 5,467/x
  3. Step 3: Cross multiply
    15,864.16x = 23,780.04 × 5,467
  4. Step 4: Simplify right side
    15,864.16x = 130,005,478.68
  5. Step 5: Solve for x
    x = 130,005,478.68/15,864.16
  6. Step 6: Final answer
    x = 8,194.92

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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.