Home / 27,614.12-38,111.24-16,286.81

Finding the Fourth Proportional to 27,614.12, 38,111.24 and 16,286.81

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Solution

The fourth proportional to 27,614.12, 38,111.24 and 16,286.81 is: 22,478.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,614.12 : 38,111.24 = 16,286.81 : x
  2. Step 2: Convert to fraction form
    27,614.12/38,111.24 = 16,286.81/x
  3. Step 3: Cross multiply
    27,614.12x = 38,111.24 × 16,286.81
  4. Step 4: Simplify right side
    27,614.12x = 620,710,374.91
  5. Step 5: Solve for x
    x = 620,710,374.91/27,614.12
  6. Step 6: Final answer
    x = 22,478.01

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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.