Home / 22,151.34-33,227.01-15,204.78

Finding the Fourth Proportional to 22,151.34, 33,227.01 and 15,204.78

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Solution

The fourth proportional to 22,151.34, 33,227.01 and 15,204.78 is: 22,807.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,151.34 : 33,227.01 = 15,204.78 : x
  2. Step 2: Convert to fraction form
    22,151.34/33,227.01 = 15,204.78/x
  3. Step 3: Cross multiply
    22,151.34x = 33,227.01 × 15,204.78
  4. Step 4: Simplify right side
    22,151.34x = 505,209,377.11
  5. Step 5: Solve for x
    x = 505,209,377.11/22,151.34
  6. Step 6: Final answer
    x = 22,807.17

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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.