Home / 22,727.70-31,366.65-13,304.16

Finding the Fourth Proportional to 22,727.70, 31,366.65 and 13,304.16

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Solution

The fourth proportional to 22,727.70, 31,366.65 and 13,304.16 is: 18,361.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,727.70 : 31,366.65 = 13,304.16 : x
  2. Step 2: Convert to fraction form
    22,727.70/31,366.65 = 13,304.16/x
  3. Step 3: Cross multiply
    22,727.70x = 31,366.65 × 13,304.16
  4. Step 4: Simplify right side
    22,727.70x = 417,306,930.26
  5. Step 5: Solve for x
    x = 417,306,930.26/22,727.70
  6. Step 6: Final answer
    x = 18,361.16

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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.