Home / 27,695.18-38,223.74-17,613.11

Finding the Fourth Proportional to 27,695.18, 38,223.74 and 17,613.11

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Solution

The fourth proportional to 27,695.18, 38,223.74 and 17,613.11 is: 24,308.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,695.18 : 38,223.74 = 17,613.11 : x
  2. Step 2: Convert to fraction form
    27,695.18/38,223.74 = 17,613.11/x
  3. Step 3: Cross multiply
    27,695.18x = 38,223.74 × 17,613.11
  4. Step 4: Simplify right side
    27,695.18x = 673,238,849.17
  5. Step 5: Solve for x
    x = 673,238,849.17/27,695.18
  6. Step 6: Final answer
    x = 24,308.88

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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.