Home / 15,380.70-23,097.15-14,591.58

Finding the Fourth Proportional to 15,380.70, 23,097.15 and 14,591.58

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Solution

The fourth proportional to 15,380.70, 23,097.15 and 14,591.58 is: 21,912.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,380.70 : 23,097.15 = 14,591.58 : x
  2. Step 2: Convert to fraction form
    15,380.70/23,097.15 = 14,591.58/x
  3. Step 3: Cross multiply
    15,380.70x = 23,097.15 × 14,591.58
  4. Step 4: Simplify right side
    15,380.70x = 337,023,912.00
  5. Step 5: Solve for x
    x = 337,023,912.00/15,380.70
  6. Step 6: Final answer
    x = 21,912.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.