Home / 22,102.52-30,512.80-17,055.44

Finding the Fourth Proportional to 22,102.52, 30,512.80 and 17,055.44

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Solution

The fourth proportional to 22,102.52, 30,512.80 and 17,055.44 is: 23,545.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,102.52 : 30,512.80 = 17,055.44 : x
  2. Step 2: Convert to fraction form
    22,102.52/30,512.80 = 17,055.44/x
  3. Step 3: Cross multiply
    22,102.52x = 30,512.80 × 17,055.44
  4. Step 4: Simplify right side
    22,102.52x = 520,409,229.63
  5. Step 5: Solve for x
    x = 520,409,229.63/22,102.52
  6. Step 6: Final answer
    x = 23,545.24

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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.