Home / 27,475.38-37,933.06-21,089.75

Finding the Fourth Proportional to 27,475.38, 37,933.06 and 21,089.75

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Solution

The fourth proportional to 27,475.38, 37,933.06 and 21,089.75 is: 29,116.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,475.38 : 37,933.06 = 21,089.75 : x
  2. Step 2: Convert to fraction form
    27,475.38/37,933.06 = 21,089.75/x
  3. Step 3: Cross multiply
    27,475.38x = 37,933.06 × 21,089.75
  4. Step 4: Simplify right side
    27,475.38x = 799,998,752.14
  5. Step 5: Solve for x
    x = 799,998,752.14/27,475.38
  6. Step 6: Final answer
    x = 29,116.93

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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.