Home / 14,825.52-20,441.88-12,310.56

Finding the Fourth Proportional to 14,825.52, 20,441.88 and 12,310.56

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Solution

The fourth proportional to 14,825.52, 20,441.88 and 12,310.56 is: 16,974.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,825.52 : 20,441.88 = 12,310.56 : x
  2. Step 2: Convert to fraction form
    14,825.52/20,441.88 = 12,310.56/x
  3. Step 3: Cross multiply
    14,825.52x = 20,441.88 × 12,310.56
  4. Step 4: Simplify right side
    14,825.52x = 251,650,990.25
  5. Step 5: Solve for x
    x = 251,650,990.25/14,825.52
  6. Step 6: Final answer
    x = 16,974.18

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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.