Home / 25,280.88-34,889.82-13,951.44

Finding the Fourth Proportional to 25,280.88, 34,889.82 and 13,951.44

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Solution

The fourth proportional to 25,280.88, 34,889.82 and 13,951.44 is: 19,254.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,280.88 : 34,889.82 = 13,951.44 : x
  2. Step 2: Convert to fraction form
    25,280.88/34,889.82 = 13,951.44/x
  3. Step 3: Cross multiply
    25,280.88x = 34,889.82 × 13,951.44
  4. Step 4: Simplify right side
    25,280.88x = 486,763,230.34
  5. Step 5: Solve for x
    x = 486,763,230.34/25,280.88
  6. Step 6: Final answer
    x = 19,254.20

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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.