Home / 38,114.94-57,209.31-18,407.34

Finding the Fourth Proportional to 38,114.94, 57,209.31 and 18,407.34

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Solution

The fourth proportional to 38,114.94, 57,209.31 and 18,407.34 is: 27,628.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,114.94 : 57,209.31 = 18,407.34 : x
  2. Step 2: Convert to fraction form
    38,114.94/57,209.31 = 18,407.34/x
  3. Step 3: Cross multiply
    38,114.94x = 57,209.31 × 18,407.34
  4. Step 4: Simplify right side
    38,114.94x = 1,053,071,220.34
  5. Step 5: Solve for x
    x = 1,053,071,220.34/38,114.94
  6. Step 6: Final answer
    x = 27,628.83

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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.