Home / 22,436.36-30,963.22-13,007.88

Finding the Fourth Proportional to 22,436.36, 30,963.22 and 13,007.88

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Solution

The fourth proportional to 22,436.36, 30,963.22 and 13,007.88 is: 17,951.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,436.36 : 30,963.22 = 13,007.88 : x
  2. Step 2: Convert to fraction form
    22,436.36/30,963.22 = 13,007.88/x
  3. Step 3: Cross multiply
    22,436.36x = 30,963.22 × 13,007.88
  4. Step 4: Simplify right side
    22,436.36x = 402,765,850.17
  5. Step 5: Solve for x
    x = 402,765,850.17/22,436.36
  6. Step 6: Final answer
    x = 17,951.48

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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.