Home / 38,028.66-57,042.78-10,326.66

Finding the Fourth Proportional to 38,028.66, 57,042.78 and 10,326.66

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Solution

The fourth proportional to 38,028.66, 57,042.78 and 10,326.66 is: 15,489.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,028.66 : 57,042.78 = 10,326.66 : x
  2. Step 2: Convert to fraction form
    38,028.66/57,042.78 = 10,326.66/x
  3. Step 3: Cross multiply
    38,028.66x = 57,042.78 × 10,326.66
  4. Step 4: Simplify right side
    38,028.66x = 589,061,394.51
  5. Step 5: Solve for x
    x = 589,061,394.51/38,028.66
  6. Step 6: Final answer
    x = 15,489.93

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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.