Home / 16,461.36-24,695.10-5,371.20

Finding the Fourth Proportional to 16,461.36, 24,695.10 and 5,371.20

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Solution

The fourth proportional to 16,461.36, 24,695.10 and 5,371.20 is: 8,057.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,461.36 : 24,695.10 = 5,371.20 : x
  2. Step 2: Convert to fraction form
    16,461.36/24,695.10 = 5,371.20/x
  3. Step 3: Cross multiply
    16,461.36x = 24,695.10 × 5,371.20
  4. Step 4: Simplify right side
    16,461.36x = 132,642,321.12
  5. Step 5: Solve for x
    x = 132,642,321.12/16,461.36
  6. Step 6: Final answer
    x = 8,057.80

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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.