Home / 27,913.68-38,523.24-15,341.04

Finding the Fourth Proportional to 27,913.68, 38,523.24 and 15,341.04

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Solution

The fourth proportional to 27,913.68, 38,523.24 and 15,341.04 is: 21,171.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,913.68 : 38,523.24 = 15,341.04 : x
  2. Step 2: Convert to fraction form
    27,913.68/38,523.24 = 15,341.04/x
  3. Step 3: Cross multiply
    27,913.68x = 38,523.24 × 15,341.04
  4. Step 4: Simplify right side
    27,913.68x = 590,986,565.77
  5. Step 5: Solve for x
    x = 590,986,565.77/27,913.68
  6. Step 6: Final answer
    x = 21,171.93

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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.