Home / 15,642.62-23,463.06-4,398.70

Finding the Fourth Proportional to 15,642.62, 23,463.06 and 4,398.70

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Solution

The fourth proportional to 15,642.62, 23,463.06 and 4,398.70 is: 6,597.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,642.62 : 23,463.06 = 4,398.70 : x
  2. Step 2: Convert to fraction form
    15,642.62/23,463.06 = 4,398.70/x
  3. Step 3: Cross multiply
    15,642.62x = 23,463.06 × 4,398.70
  4. Step 4: Simplify right side
    15,642.62x = 103,206,962.02
  5. Step 5: Solve for x
    x = 103,206,962.02/15,642.62
  6. Step 6: Final answer
    x = 6,597.81

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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.