Home / 16,632.78-24,954.28-9,976.66

Finding the Fourth Proportional to 16,632.78, 24,954.28 and 9,976.66

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Solution

The fourth proportional to 16,632.78, 24,954.28 and 9,976.66 is: 14,968.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,632.78 : 24,954.28 = 9,976.66 : x
  2. Step 2: Convert to fraction form
    16,632.78/24,954.28 = 9,976.66/x
  3. Step 3: Cross multiply
    16,632.78x = 24,954.28 × 9,976.66
  4. Step 4: Simplify right side
    16,632.78x = 248,960,279.78
  5. Step 5: Solve for x
    x = 248,960,279.78/16,632.78
  6. Step 6: Final answer
    x = 14,968.05

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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.