Home / 45,162.14-67,718.33-15,555.56

Finding the Fourth Proportional to 45,162.14, 67,718.33 and 15,555.56

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Solution

The fourth proportional to 45,162.14, 67,718.33 and 15,555.56 is: 23,324.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,162.14 : 67,718.33 = 15,555.56 : x
  2. Step 2: Convert to fraction form
    45,162.14/67,718.33 = 15,555.56/x
  3. Step 3: Cross multiply
    45,162.14x = 67,718.33 × 15,555.56
  4. Step 4: Simplify right side
    45,162.14x = 1,053,396,467.64
  5. Step 5: Solve for x
    x = 1,053,396,467.64/45,162.14
  6. Step 6: Final answer
    x = 23,324.77

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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.