Home / 24,115.28-33,278.72-13,505.31

Finding the Fourth Proportional to 24,115.28, 33,278.72 and 13,505.31

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Solution

The fourth proportional to 24,115.28, 33,278.72 and 13,505.31 is: 18,637.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,115.28 : 33,278.72 = 13,505.31 : x
  2. Step 2: Convert to fraction form
    24,115.28/33,278.72 = 13,505.31/x
  3. Step 3: Cross multiply
    24,115.28x = 33,278.72 × 13,505.31
  4. Step 4: Simplify right side
    24,115.28x = 449,439,362.48
  5. Step 5: Solve for x
    x = 449,439,362.48/24,115.28
  6. Step 6: Final answer
    x = 18,637.12

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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.