Home / 19,951.18-29,945.23-10,097.39

Finding the Fourth Proportional to 19,951.18, 29,945.23 and 10,097.39

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Solution

The fourth proportional to 19,951.18, 29,945.23 and 10,097.39 is: 15,155.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,951.18 : 29,945.23 = 10,097.39 : x
  2. Step 2: Convert to fraction form
    19,951.18/29,945.23 = 10,097.39/x
  3. Step 3: Cross multiply
    19,951.18x = 29,945.23 × 10,097.39
  4. Step 4: Simplify right side
    19,951.18x = 302,368,715.57
  5. Step 5: Solve for x
    x = 302,368,715.57/19,951.18
  6. Step 6: Final answer
    x = 15,155.43

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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.