Home / 22,726.32-31,353.62-16,772.19

Finding the Fourth Proportional to 22,726.32, 31,353.62 and 16,772.19

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Solution

The fourth proportional to 22,726.32, 31,353.62 and 16,772.19 is: 23,139.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,726.32 : 31,353.62 = 16,772.19 : x
  2. Step 2: Convert to fraction form
    22,726.32/31,353.62 = 16,772.19/x
  3. Step 3: Cross multiply
    22,726.32x = 31,353.62 × 16,772.19
  4. Step 4: Simplify right side
    22,726.32x = 525,868,787.97
  5. Step 5: Solve for x
    x = 525,868,787.97/22,726.32
  6. Step 6: Final answer
    x = 23,139.20

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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.