Home / 13,337.17-20,000.22-5,012.89

Finding the Fourth Proportional to 13,337.17, 20,000.22 and 5,012.89

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Solution

The fourth proportional to 13,337.17, 20,000.22 and 5,012.89 is: 7,517.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,337.17 : 20,000.22 = 5,012.89 : x
  2. Step 2: Convert to fraction form
    13,337.17/20,000.22 = 5,012.89/x
  3. Step 3: Cross multiply
    13,337.17x = 20,000.22 × 5,012.89
  4. Step 4: Simplify right side
    13,337.17x = 100,258,902.84
  5. Step 5: Solve for x
    x = 100,258,902.84/13,337.17
  6. Step 6: Final answer
    x = 7,517.25

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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.