Home / 13,333.13-20,000.38-5,938.11

Finding the Fourth Proportional to 13,333.13, 20,000.38 and 5,938.11

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Solution

The fourth proportional to 13,333.13, 20,000.38 and 5,938.11 is: 8,907.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,333.13 : 20,000.38 = 5,938.11 : x
  2. Step 2: Convert to fraction form
    13,333.13/20,000.38 = 5,938.11/x
  3. Step 3: Cross multiply
    13,333.13x = 20,000.38 × 5,938.11
  4. Step 4: Simplify right side
    13,333.13x = 118,764,456.48
  5. Step 5: Solve for x
    x = 118,764,456.48/13,333.13
  6. Step 6: Final answer
    x = 8,907.47

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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.