Home / 23,713.98-32,740.56-15,219.78

Finding the Fourth Proportional to 23,713.98, 32,740.56 and 15,219.78

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Solution

The fourth proportional to 23,713.98, 32,740.56 and 15,219.78 is: 21,013.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,713.98 : 32,740.56 = 15,219.78 : x
  2. Step 2: Convert to fraction form
    23,713.98/32,740.56 = 15,219.78/x
  3. Step 3: Cross multiply
    23,713.98x = 32,740.56 × 15,219.78
  4. Step 4: Simplify right side
    23,713.98x = 498,304,120.28
  5. Step 5: Solve for x
    x = 498,304,120.28/23,713.98
  6. Step 6: Final answer
    x = 21,013.10

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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.