Home / 22,102.53-30,512.79-17,055.42

Finding the Fourth Proportional to 22,102.53, 30,512.79 and 17,055.42

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Solution

The fourth proportional to 22,102.53, 30,512.79 and 17,055.42 is: 23,545.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,102.53 : 30,512.79 = 17,055.42 : x
  2. Step 2: Convert to fraction form
    22,102.53/30,512.79 = 17,055.42/x
  3. Step 3: Cross multiply
    22,102.53x = 30,512.79 × 17,055.42
  4. Step 4: Simplify right side
    22,102.53x = 520,408,448.82
  5. Step 5: Solve for x
    x = 520,408,448.82/22,102.53
  6. Step 6: Final answer
    x = 23,545.20

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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.