Home / 27,614.67-38,108.32-15,039.42

Finding the Fourth Proportional to 27,614.67, 38,108.32 and 15,039.42

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Solution

The fourth proportional to 27,614.67, 38,108.32 and 15,039.42 is: 20,754.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,614.67 : 38,108.32 = 15,039.42 : x
  2. Step 2: Convert to fraction form
    27,614.67/38,108.32 = 15,039.42/x
  3. Step 3: Cross multiply
    27,614.67x = 38,108.32 × 15,039.42
  4. Step 4: Simplify right side
    27,614.67x = 573,127,148.43
  5. Step 5: Solve for x
    x = 573,127,148.43/27,614.67
  6. Step 6: Final answer
    x = 20,754.44

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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.