Home / 27,933.24-38,549.76-15,357.96

Finding the Fourth Proportional to 27,933.24, 38,549.76 and 15,357.96

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Solution

The fourth proportional to 27,933.24, 38,549.76 and 15,357.96 is: 21,195.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,933.24 : 38,549.76 = 15,357.96 : x
  2. Step 2: Convert to fraction form
    27,933.24/38,549.76 = 15,357.96/x
  3. Step 3: Cross multiply
    27,933.24x = 38,549.76 × 15,357.96
  4. Step 4: Simplify right side
    27,933.24x = 592,045,672.09
  5. Step 5: Solve for x
    x = 592,045,672.09/27,933.24
  6. Step 6: Final answer
    x = 21,195.02

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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.