Home / 16,267.81-24,394.80-5,171.53

Finding the Fourth Proportional to 16,267.81, 24,394.80 and 5,171.53

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Solution

The fourth proportional to 16,267.81, 24,394.80 and 5,171.53 is: 7,755.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,267.81 : 24,394.80 = 5,171.53 : x
  2. Step 2: Convert to fraction form
    16,267.81/24,394.80 = 5,171.53/x
  3. Step 3: Cross multiply
    16,267.81x = 24,394.80 × 5,171.53
  4. Step 4: Simplify right side
    16,267.81x = 126,158,440.04
  5. Step 5: Solve for x
    x = 126,158,440.04/16,267.81
  6. Step 6: Final answer
    x = 7,755.10

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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.