Home / 13,065.24-19,591.40-4,743.92

Finding the Fourth Proportional to 13,065.24, 19,591.40 and 4,743.92

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Solution

The fourth proportional to 13,065.24, 19,591.40 and 4,743.92 is: 7,113.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,065.24 : 19,591.40 = 4,743.92 : x
  2. Step 2: Convert to fraction form
    13,065.24/19,591.40 = 4,743.92/x
  3. Step 3: Cross multiply
    13,065.24x = 19,591.40 × 4,743.92
  4. Step 4: Simplify right side
    13,065.24x = 92,940,034.29
  5. Step 5: Solve for x
    x = 92,940,034.29/13,065.24
  6. Step 6: Final answer
    x = 7,113.53

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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.