Home / 39,436.64-54,444.72-27,354.72

Finding the Fourth Proportional to 39,436.64, 54,444.72 and 27,354.72

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Solution

The fourth proportional to 39,436.64, 54,444.72 and 27,354.72 is: 37,764.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,436.64 : 54,444.72 = 27,354.72 : x
  2. Step 2: Convert to fraction form
    39,436.64/54,444.72 = 27,354.72/x
  3. Step 3: Cross multiply
    39,436.64x = 54,444.72 × 27,354.72
  4. Step 4: Simplify right side
    39,436.64x = 1,489,320,071.08
  5. Step 5: Solve for x
    x = 1,489,320,071.08/39,436.64
  6. Step 6: Final answer
    x = 37,764.88

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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.