Home / 15,839.88-23,758.89-4,153.08

Finding the Fourth Proportional to 15,839.88, 23,758.89 and 4,153.08

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Solution

The fourth proportional to 15,839.88, 23,758.89 and 4,153.08 is: 6,229.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,839.88 : 23,758.89 = 4,153.08 : x
  2. Step 2: Convert to fraction form
    15,839.88/23,758.89 = 4,153.08/x
  3. Step 3: Cross multiply
    15,839.88x = 23,758.89 × 4,153.08
  4. Step 4: Simplify right side
    15,839.88x = 98,672,570.88
  5. Step 5: Solve for x
    x = 98,672,570.88/15,839.88
  6. Step 6: Final answer
    x = 6,229.38

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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.