Home / 27,548.88-38,016.66-15,613.34

Finding the Fourth Proportional to 27,548.88, 38,016.66 and 15,613.34

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Solution

The fourth proportional to 27,548.88, 38,016.66 and 15,613.34 is: 21,545.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,548.88 : 38,016.66 = 15,613.34 : x
  2. Step 2: Convert to fraction form
    27,548.88/38,016.66 = 15,613.34/x
  3. Step 3: Cross multiply
    27,548.88x = 38,016.66 × 15,613.34
  4. Step 4: Simplify right side
    27,548.88x = 593,567,038.24
  5. Step 5: Solve for x
    x = 593,567,038.24/27,548.88
  6. Step 6: Final answer
    x = 21,545.96

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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.