Home / 13,296.56-18,349.19-7,246.79

Finding the Fourth Proportional to 13,296.56, 18,349.19 and 7,246.79

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Solution

The fourth proportional to 13,296.56, 18,349.19 and 7,246.79 is: 10,000.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,296.56 : 18,349.19 = 7,246.79 : x
  2. Step 2: Convert to fraction form
    13,296.56/18,349.19 = 7,246.79/x
  3. Step 3: Cross multiply
    13,296.56x = 18,349.19 × 7,246.79
  4. Step 4: Simplify right side
    13,296.56x = 132,972,598.62
  5. Step 5: Solve for x
    x = 132,972,598.62/13,296.56
  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.