Home / 38,781.73-53,539.20-26,101.57

Finding the Fourth Proportional to 38,781.73, 53,539.20 and 26,101.57

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Solution

The fourth proportional to 38,781.73, 53,539.20 and 26,101.57 is: 36,033.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,781.73 : 53,539.20 = 26,101.57 : x
  2. Step 2: Convert to fraction form
    38,781.73/53,539.20 = 26,101.57/x
  3. Step 3: Cross multiply
    38,781.73x = 53,539.20 × 26,101.57
  4. Step 4: Simplify right side
    38,781.73x = 1,397,457,176.54
  5. Step 5: Solve for x
    x = 1,397,457,176.54/38,781.73
  6. Step 6: Final answer
    x = 36,033.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.