Home / 25,271.78-34,874.67-14,663.24

Finding the Fourth Proportional to 25,271.78, 34,874.67 and 14,663.24

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Solution

The fourth proportional to 25,271.78, 34,874.67 and 14,663.24 is: 20,235.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,271.78 : 34,874.67 = 14,663.24 : x
  2. Step 2: Convert to fraction form
    25,271.78/34,874.67 = 14,663.24/x
  3. Step 3: Cross multiply
    25,271.78x = 34,874.67 × 14,663.24
  4. Step 4: Simplify right side
    25,271.78x = 511,375,656.13
  5. Step 5: Solve for x
    x = 511,375,656.13/25,271.78
  6. Step 6: Final answer
    x = 20,235.05

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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.