Home / 27,895.27-38,502.38-15,965.42

Finding the Fourth Proportional to 27,895.27, 38,502.38 and 15,965.42

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Solution

The fourth proportional to 27,895.27, 38,502.38 and 15,965.42 is: 22,036.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,895.27 : 38,502.38 = 15,965.42 : x
  2. Step 2: Convert to fraction form
    27,895.27/38,502.38 = 15,965.42/x
  3. Step 3: Cross multiply
    27,895.27x = 38,502.38 × 15,965.42
  4. Step 4: Simplify right side
    27,895.27x = 614,706,667.70
  5. Step 5: Solve for x
    x = 614,706,667.70/27,895.27
  6. Step 6: Final answer
    x = 22,036.23

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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.