Home / 13,097.92-19,632.08-5,691.20

Finding the Fourth Proportional to 13,097.92, 19,632.08 and 5,691.20

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Solution

The fourth proportional to 13,097.92, 19,632.08 and 5,691.20 is: 8,530.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,097.92 : 19,632.08 = 5,691.20 : x
  2. Step 2: Convert to fraction form
    13,097.92/19,632.08 = 5,691.20/x
  3. Step 3: Cross multiply
    13,097.92x = 19,632.08 × 5,691.20
  4. Step 4: Simplify right side
    13,097.92x = 111,730,093.70
  5. Step 5: Solve for x
    x = 111,730,093.70/13,097.92
  6. Step 6: Final answer
    x = 8,530.37

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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.