Home / 13,943.35-19,241.76-7,569.97

Finding the Fourth Proportional to 13,943.35, 19,241.76 and 7,569.97

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Solution

The fourth proportional to 13,943.35, 19,241.76 and 7,569.97 is: 10,446.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,943.35 : 19,241.76 = 7,569.97 : x
  2. Step 2: Convert to fraction form
    13,943.35/19,241.76 = 7,569.97/x
  3. Step 3: Cross multiply
    13,943.35x = 19,241.76 × 7,569.97
  4. Step 4: Simplify right side
    13,943.35x = 145,659,545.95
  5. Step 5: Solve for x
    x = 145,659,545.95/13,943.35
  6. Step 6: Final answer
    x = 10,446.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.