Home / 13,337.67-20,000.97-5,013.39

Finding the Fourth Proportional to 13,337.67, 20,000.97 and 5,013.39

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Solution

The fourth proportional to 13,337.67, 20,000.97 and 5,013.39 is: 7,518.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,337.67 : 20,000.97 = 5,013.39 : x
  2. Step 2: Convert to fraction form
    13,337.67/20,000.97 = 5,013.39/x
  3. Step 3: Cross multiply
    13,337.67x = 20,000.97 × 5,013.39
  4. Step 4: Simplify right side
    13,337.67x = 100,272,662.99
  5. Step 5: Solve for x
    x = 100,272,662.99/13,337.67
  6. Step 6: Final answer
    x = 7,518.00

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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.