Home / 22,724.72-31,351.56-16,770.64

Finding the Fourth Proportional to 22,724.72, 31,351.56 and 16,770.64

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Solution

The fourth proportional to 22,724.72, 31,351.56 and 16,770.64 is: 23,137.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,724.72 : 31,351.56 = 16,770.64 : x
  2. Step 2: Convert to fraction form
    22,724.72/31,351.56 = 16,770.64/x
  3. Step 3: Cross multiply
    22,724.72x = 31,351.56 × 16,770.64
  4. Step 4: Simplify right side
    22,724.72x = 525,785,726.20
  5. Step 5: Solve for x
    x = 525,785,726.20/22,724.72
  6. Step 6: Final answer
    x = 23,137.17

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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.