Home / 16,891.02-25,347.41-9,105.26

Finding the Fourth Proportional to 16,891.02, 25,347.41 and 9,105.26

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Solution

The fourth proportional to 16,891.02, 25,347.41 and 9,105.26 is: 13,663.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,891.02 : 25,347.41 = 9,105.26 : x
  2. Step 2: Convert to fraction form
    16,891.02/25,347.41 = 9,105.26/x
  3. Step 3: Cross multiply
    16,891.02x = 25,347.41 × 9,105.26
  4. Step 4: Simplify right side
    16,891.02x = 230,794,758.38
  5. Step 5: Solve for x
    x = 230,794,758.38/16,891.02
  6. Step 6: Final answer
    x = 13,663.75

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1.5x scale

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.