Home / 40,956.97-61,383.50-18,443.63

Finding the Fourth Proportional to 40,956.97, 61,383.50 and 18,443.63

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Solution

The fourth proportional to 40,956.97, 61,383.50 and 18,443.63 is: 27,642.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,956.97 : 61,383.50 = 18,443.63 : x
  2. Step 2: Convert to fraction form
    40,956.97/61,383.50 = 18,443.63/x
  3. Step 3: Cross multiply
    40,956.97x = 61,383.50 × 18,443.63
  4. Step 4: Simplify right side
    40,956.97x = 1,132,134,301.30
  5. Step 5: Solve for x
    x = 1,132,134,301.30/40,956.97
  6. Step 6: Final answer
    x = 27,642.04

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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.