Home / 38,210.69-57,327.42-18,235.18

Finding the Fourth Proportional to 38,210.69, 57,327.42 and 18,235.18

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Solution

The fourth proportional to 38,210.69, 57,327.42 and 18,235.18 is: 27,358.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,210.69 : 57,327.42 = 18,235.18 : x
  2. Step 2: Convert to fraction form
    38,210.69/57,327.42 = 18,235.18/x
  3. Step 3: Cross multiply
    38,210.69x = 57,327.42 × 18,235.18
  4. Step 4: Simplify right side
    38,210.69x = 1,045,375,536.00
  5. Step 5: Solve for x
    x = 1,045,375,536.00/38,210.69
  6. Step 6: Final answer
    x = 27,358.20

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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.