Home / 15,414.55-21,266.87-10,034.53

Finding the Fourth Proportional to 15,414.55, 21,266.87 and 10,034.53

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Solution

The fourth proportional to 15,414.55, 21,266.87 and 10,034.53 is: 13,844.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,414.55 : 21,266.87 = 10,034.53 : x
  2. Step 2: Convert to fraction form
    15,414.55/21,266.87 = 10,034.53/x
  3. Step 3: Cross multiply
    15,414.55x = 21,266.87 × 10,034.53
  4. Step 4: Simplify right side
    15,414.55x = 213,403,016.94
  5. Step 5: Solve for x
    x = 213,403,016.94/15,414.55
  6. Step 6: Final answer
    x = 13,844.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.