Home / 25,291.61-34,902.42-13,961.11

Finding the Fourth Proportional to 25,291.61, 34,902.42 and 13,961.11

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Solution

The fourth proportional to 25,291.61, 34,902.42 and 13,961.11 is: 19,266.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,291.61 : 34,902.42 = 13,961.11 : x
  2. Step 2: Convert to fraction form
    25,291.61/34,902.42 = 13,961.11/x
  3. Step 3: Cross multiply
    25,291.61x = 34,902.42 × 13,961.11
  4. Step 4: Simplify right side
    25,291.61x = 487,276,524.89
  5. Step 5: Solve for x
    x = 487,276,524.89/25,291.61
  6. Step 6: Final answer
    x = 19,266.33

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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.