Home / 38,570.97-57,889.33-15,213.81

Finding the Fourth Proportional to 38,570.97, 57,889.33 and 15,213.81

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Solution

The fourth proportional to 38,570.97, 57,889.33 and 15,213.81 is: 22,833.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,570.97 : 57,889.33 = 15,213.81 : x
  2. Step 2: Convert to fraction form
    38,570.97/57,889.33 = 15,213.81/x
  3. Step 3: Cross multiply
    38,570.97x = 57,889.33 × 15,213.81
  4. Step 4: Simplify right side
    38,570.97x = 880,717,267.65
  5. Step 5: Solve for x
    x = 880,717,267.65/38,570.97
  6. Step 6: Final answer
    x = 22,833.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.