Home / 24,471.78-36,719.43-13,378.02

Finding the Fourth Proportional to 24,471.78, 36,719.43 and 13,378.02

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Solution

The fourth proportional to 24,471.78, 36,719.43 and 13,378.02 is: 20,073.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,471.78 : 36,719.43 = 13,378.02 : x
  2. Step 2: Convert to fraction form
    24,471.78/36,719.43 = 13,378.02/x
  3. Step 3: Cross multiply
    24,471.78x = 36,719.43 × 13,378.02
  4. Step 4: Simplify right side
    24,471.78x = 491,233,268.93
  5. Step 5: Solve for x
    x = 491,233,268.93/24,471.78
  6. Step 6: Final answer
    x = 20,073.46

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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.