Home / 37,148.46-51,268.38-21,229.83

Finding the Fourth Proportional to 37,148.46, 51,268.38 and 21,229.83

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Solution

The fourth proportional to 37,148.46, 51,268.38 and 21,229.83 is: 29,299.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,148.46 : 51,268.38 = 21,229.83 : x
  2. Step 2: Convert to fraction form
    37,148.46/51,268.38 = 21,229.83/x
  3. Step 3: Cross multiply
    37,148.46x = 51,268.38 × 21,229.83
  4. Step 4: Simplify right side
    37,148.46x = 1,088,418,991.78
  5. Step 5: Solve for x
    x = 1,088,418,991.78/37,148.46
  6. Step 6: Final answer
    x = 29,299.17

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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.