Home / 18,562.47-25,616.86-10,497.90

Finding the Fourth Proportional to 18,562.47, 25,616.86 and 10,497.90

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Solution

The fourth proportional to 18,562.47, 25,616.86 and 10,497.90 is: 14,487.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,562.47 : 25,616.86 = 10,497.90 : x
  2. Step 2: Convert to fraction form
    18,562.47/25,616.86 = 10,497.90/x
  3. Step 3: Cross multiply
    18,562.47x = 25,616.86 × 10,497.90
  4. Step 4: Simplify right side
    18,562.47x = 268,923,304.41
  5. Step 5: Solve for x
    x = 268,923,304.41/18,562.47
  6. Step 6: Final answer
    x = 14,487.48

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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.