Home / 14,921.40-22,380.60-5,059.50

Finding the Fourth Proportional to 14,921.40, 22,380.60 and 5,059.50

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Solution

The fourth proportional to 14,921.40, 22,380.60 and 5,059.50 is: 7,588.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,921.40 : 22,380.60 = 5,059.50 : x
  2. Step 2: Convert to fraction form
    14,921.40/22,380.60 = 5,059.50/x
  3. Step 3: Cross multiply
    14,921.40x = 22,380.60 × 5,059.50
  4. Step 4: Simplify right side
    14,921.40x = 113,234,645.70
  5. Step 5: Solve for x
    x = 113,234,645.70/14,921.40
  6. Step 6: Final answer
    x = 7,588.74

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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.