Home / 16,281.29-24,420.36-5,186.01

Finding the Fourth Proportional to 16,281.29, 24,420.36 and 5,186.01

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Solution

The fourth proportional to 16,281.29, 24,420.36 and 5,186.01 is: 7,778.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,281.29 : 24,420.36 = 5,186.01 : x
  2. Step 2: Convert to fraction form
    16,281.29/24,420.36 = 5,186.01/x
  3. Step 3: Cross multiply
    16,281.29x = 24,420.36 × 5,186.01
  4. Step 4: Simplify right side
    16,281.29x = 126,644,231.16
  5. Step 5: Solve for x
    x = 126,644,231.16/16,281.29
  6. Step 6: Final answer
    x = 7,778.51

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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.