Home / 15,346.97-22,908.42-13,169.69

Finding the Fourth Proportional to 15,346.97, 22,908.42 and 13,169.69

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Solution

The fourth proportional to 15,346.97, 22,908.42 and 13,169.69 is: 19,658.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,346.97 : 22,908.42 = 13,169.69 : x
  2. Step 2: Convert to fraction form
    15,346.97/22,908.42 = 13,169.69/x
  3. Step 3: Cross multiply
    15,346.97x = 22,908.42 × 13,169.69
  4. Step 4: Simplify right side
    15,346.97x = 301,696,723.94
  5. Step 5: Solve for x
    x = 301,696,723.94/15,346.97
  6. Step 6: Final answer
    x = 19,658.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.