Home / 15,891.98-23,839.11-4,205.06

Finding the Fourth Proportional to 15,891.98, 23,839.11 and 4,205.06

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Solution

The fourth proportional to 15,891.98, 23,839.11 and 4,205.06 is: 6,307.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,891.98 : 23,839.11 = 4,205.06 : x
  2. Step 2: Convert to fraction form
    15,891.98/23,839.11 = 4,205.06/x
  3. Step 3: Cross multiply
    15,891.98x = 23,839.11 × 4,205.06
  4. Step 4: Simplify right side
    15,891.98x = 100,244,963.26
  5. Step 5: Solve for x
    x = 100,244,963.26/15,891.98
  6. Step 6: Final answer
    x = 6,307.90

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1.5x scale

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.