Home / 25,299.66-34,910.88-14,687.22

Finding the Fourth Proportional to 25,299.66, 34,910.88 and 14,687.22

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Solution

The fourth proportional to 25,299.66, 34,910.88 and 14,687.22 is: 20,266.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,299.66 : 34,910.88 = 14,687.22 : x
  2. Step 2: Convert to fraction form
    25,299.66/34,910.88 = 14,687.22/x
  3. Step 3: Cross multiply
    25,299.66x = 34,910.88 × 14,687.22
  4. Step 4: Simplify right side
    25,299.66x = 512,743,774.95
  5. Step 5: Solve for x
    x = 512,743,774.95/25,299.66
  6. Step 6: Final answer
    x = 20,266.82

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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.