Home / 19,372.38-26,723.66-15,995.49

Finding the Fourth Proportional to 19,372.38, 26,723.66 and 15,995.49

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Solution

The fourth proportional to 19,372.38, 26,723.66 and 15,995.49 is: 22,065.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,372.38 : 26,723.66 = 15,995.49 : x
  2. Step 2: Convert to fraction form
    19,372.38/26,723.66 = 15,995.49/x
  3. Step 3: Cross multiply
    19,372.38x = 26,723.66 × 15,995.49
  4. Step 4: Simplify right side
    19,372.38x = 427,458,036.29
  5. Step 5: Solve for x
    x = 427,458,036.29/19,372.38
  6. Step 6: Final answer
    x = 22,065.33

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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.