Home / 22,742.32-34,092.54-20,874.28

Finding the Fourth Proportional to 22,742.32, 34,092.54 and 20,874.28

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Solution

The fourth proportional to 22,742.32, 34,092.54 and 20,874.28 is: 31,292.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,742.32 : 34,092.54 = 20,874.28 : x
  2. Step 2: Convert to fraction form
    22,742.32/34,092.54 = 20,874.28/x
  3. Step 3: Cross multiply
    22,742.32x = 34,092.54 × 20,874.28
  4. Step 4: Simplify right side
    22,742.32x = 711,657,225.87
  5. Step 5: Solve for x
    x = 711,657,225.87/22,742.32
  6. Step 6: Final answer
    x = 31,292.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.