Home / 13,229.47-19,849.07-9,535.87

Finding the Fourth Proportional to 13,229.47, 19,849.07 and 9,535.87

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Solution

The fourth proportional to 13,229.47, 19,849.07 and 9,535.87 is: 14,307.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,229.47 : 19,849.07 = 9,535.87 : x
  2. Step 2: Convert to fraction form
    13,229.47/19,849.07 = 9,535.87/x
  3. Step 3: Cross multiply
    13,229.47x = 19,849.07 × 9,535.87
  4. Step 4: Simplify right side
    13,229.47x = 189,278,151.14
  5. Step 5: Solve for x
    x = 189,278,151.14/13,229.47
  6. Step 6: Final answer
    x = 14,307.31

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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.