Home / 24,827.20-34,251.36-15,872.32

Finding the Fourth Proportional to 24,827.20, 34,251.36 and 15,872.32

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Solution

The fourth proportional to 24,827.20, 34,251.36 and 15,872.32 is: 21,897.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,827.20 : 34,251.36 = 15,872.32 : x
  2. Step 2: Convert to fraction form
    24,827.20/34,251.36 = 15,872.32/x
  3. Step 3: Cross multiply
    24,827.20x = 34,251.36 × 15,872.32
  4. Step 4: Simplify right side
    24,827.20x = 543,648,546.36
  5. Step 5: Solve for x
    x = 543,648,546.36/24,827.20
  6. Step 6: Final answer
    x = 21,897.30

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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.