Home / 25,515.47-35,211.51-14,186.04

Finding the Fourth Proportional to 25,515.47, 35,211.51 and 14,186.04

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Solution

The fourth proportional to 25,515.47, 35,211.51 and 14,186.04 is: 19,576.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,515.47 : 35,211.51 = 14,186.04 : x
  2. Step 2: Convert to fraction form
    25,515.47/35,211.51 = 14,186.04/x
  3. Step 3: Cross multiply
    25,515.47x = 35,211.51 × 14,186.04
  4. Step 4: Simplify right side
    25,515.47x = 499,511,757.28
  5. Step 5: Solve for x
    x = 499,511,757.28/25,515.47
  6. Step 6: Final answer
    x = 19,576.82

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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.