Home / 13,330.17-20,000.39-4,560.03

Finding the Fourth Proportional to 13,330.17, 20,000.39 and 4,560.03

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Solution

The fourth proportional to 13,330.17, 20,000.39 and 4,560.03 is: 6,841.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,330.17 : 20,000.39 = 4,560.03 : x
  2. Step 2: Convert to fraction form
    13,330.17/20,000.39 = 4,560.03/x
  3. Step 3: Cross multiply
    13,330.17x = 20,000.39 × 4,560.03
  4. Step 4: Simplify right side
    13,330.17x = 91,202,355.61
  5. Step 5: Solve for x
    x = 91,202,355.61/13,330.17
  6. Step 6: Final answer
    x = 6,841.80

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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.