Home / 38,781.59-53,538.89-26,101.44

Finding the Fourth Proportional to 38,781.59, 53,538.89 and 26,101.44

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Solution

The fourth proportional to 38,781.59, 53,538.89 and 26,101.44 is: 36,033.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,781.59 : 53,538.89 = 26,101.44 : x
  2. Step 2: Convert to fraction form
    38,781.59/53,538.89 = 26,101.44/x
  3. Step 3: Cross multiply
    38,781.59x = 53,538.89 × 26,101.44
  4. Step 4: Simplify right side
    38,781.59x = 1,397,441,994.49
  5. Step 5: Solve for x
    x = 1,397,441,994.49/38,781.59
  6. Step 6: Final answer
    x = 36,033.65

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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.