Home / 27,648.56-38,155.13-16,164.11

Finding the Fourth Proportional to 27,648.56, 38,155.13 and 16,164.11

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Solution

The fourth proportional to 27,648.56, 38,155.13 and 16,164.11 is: 22,306.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,648.56 : 38,155.13 = 16,164.11 : x
  2. Step 2: Convert to fraction form
    27,648.56/38,155.13 = 16,164.11/x
  3. Step 3: Cross multiply
    27,648.56x = 38,155.13 × 16,164.11
  4. Step 4: Simplify right side
    27,648.56x = 616,743,446.79
  5. Step 5: Solve for x
    x = 616,743,446.79/27,648.56
  6. Step 6: Final answer
    x = 22,306.53

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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.