Home / 33,130.52-45,704.76-19,694.24

Finding the Fourth Proportional to 33,130.52, 45,704.76 and 19,694.24

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Solution

The fourth proportional to 33,130.52, 45,704.76 and 19,694.24 is: 27,168.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,130.52 : 45,704.76 = 19,694.24 : x
  2. Step 2: Convert to fraction form
    33,130.52/45,704.76 = 19,694.24/x
  3. Step 3: Cross multiply
    33,130.52x = 45,704.76 × 19,694.24
  4. Step 4: Simplify right side
    33,130.52x = 900,120,512.58
  5. Step 5: Solve for x
    x = 900,120,512.58/33,130.52
  6. Step 6: Final answer
    x = 27,168.92

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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.