Home / 22,331.16-30,739.68-19,304.88

Finding the Fourth Proportional to 22,331.16, 30,739.68 and 19,304.88

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Solution

The fourth proportional to 22,331.16, 30,739.68 and 19,304.88 is: 26,573.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,331.16 : 30,739.68 = 19,304.88 : x
  2. Step 2: Convert to fraction form
    22,331.16/30,739.68 = 19,304.88/x
  3. Step 3: Cross multiply
    22,331.16x = 30,739.68 × 19,304.88
  4. Step 4: Simplify right side
    22,331.16x = 593,425,833.64
  5. Step 5: Solve for x
    x = 593,425,833.64/22,331.16
  6. Step 6: Final answer
    x = 26,573.89

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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.