Home / 19,245.20-28,868.61-6,097.28

Finding the Fourth Proportional to 19,245.20, 28,868.61 and 6,097.28

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Solution

The fourth proportional to 19,245.20, 28,868.61 and 6,097.28 is: 9,146.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,245.20 : 28,868.61 = 6,097.28 : x
  2. Step 2: Convert to fraction form
    19,245.20/28,868.61 = 6,097.28/x
  3. Step 3: Cross multiply
    19,245.20x = 28,868.61 × 6,097.28
  4. Step 4: Simplify right side
    19,245.20x = 176,019,854.04
  5. Step 5: Solve for x
    x = 176,019,854.04/19,245.20
  6. Step 6: Final answer
    x = 9,146.17

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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.