Home / 13,296.57-18,349.17-7,246.80

Finding the Fourth Proportional to 13,296.57, 18,349.17 and 7,246.80

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Solution

The fourth proportional to 13,296.57, 18,349.17 and 7,246.80 is: 10,000.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,296.57 : 18,349.17 = 7,246.80 : x
  2. Step 2: Convert to fraction form
    13,296.57/18,349.17 = 7,246.80/x
  3. Step 3: Cross multiply
    13,296.57x = 18,349.17 × 7,246.80
  4. Step 4: Simplify right side
    13,296.57x = 132,972,765.16
  5. Step 5: Solve for x
    x = 132,972,765.16/13,296.57
  6. Step 6: Final answer
    x = 10,000.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.