Home / 37,256.38-51,412.79-21,126.65

Finding the Fourth Proportional to 37,256.38, 51,412.79 and 21,126.65

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Solution

The fourth proportional to 37,256.38, 51,412.79 and 21,126.65 is: 29,154.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,256.38 : 51,412.79 = 21,126.65 : x
  2. Step 2: Convert to fraction form
    37,256.38/51,412.79 = 21,126.65/x
  3. Step 3: Cross multiply
    37,256.38x = 51,412.79 × 21,126.65
  4. Step 4: Simplify right side
    37,256.38x = 1,086,179,815.61
  5. Step 5: Solve for x
    x = 1,086,179,815.61/37,256.38
  6. Step 6: Final answer
    x = 29,154.20

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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.