Home / 22,055.90-30,424.82-13,552.11

Finding the Fourth Proportional to 22,055.90, 30,424.82 and 13,552.11

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Solution

The fourth proportional to 22,055.90, 30,424.82 and 13,552.11 is: 18,694.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,055.90 : 30,424.82 = 13,552.11 : x
  2. Step 2: Convert to fraction form
    22,055.90/30,424.82 = 13,552.11/x
  3. Step 3: Cross multiply
    22,055.90x = 30,424.82 × 13,552.11
  4. Step 4: Simplify right side
    22,055.90x = 412,320,439.61
  5. Step 5: Solve for x
    x = 412,320,439.61/22,055.90
  6. Step 6: Final answer
    x = 18,694.34

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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.