Home / 31,587.52-43,591.08-17,440.08

Finding the Fourth Proportional to 31,587.52, 43,591.08 and 17,440.08

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Solution

The fourth proportional to 31,587.52, 43,591.08 and 17,440.08 is: 24,067.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,587.52 : 43,591.08 = 17,440.08 : x
  2. Step 2: Convert to fraction form
    31,587.52/43,591.08 = 17,440.08/x
  3. Step 3: Cross multiply
    31,587.52x = 43,591.08 × 17,440.08
  4. Step 4: Simplify right side
    31,587.52x = 760,231,922.49
  5. Step 5: Solve for x
    x = 760,231,922.49/31,587.52
  6. Step 6: Final answer
    x = 24,067.48

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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.