Home / 47,600.28-71,383.95-19,512.36

Finding the Fourth Proportional to 47,600.28, 71,383.95 and 19,512.36

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Solution

The fourth proportional to 47,600.28, 71,383.95 and 19,512.36 is: 29,261.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,600.28 : 71,383.95 = 19,512.36 : x
  2. Step 2: Convert to fraction form
    47,600.28/71,383.95 = 19,512.36/x
  3. Step 3: Cross multiply
    47,600.28x = 71,383.95 × 19,512.36
  4. Step 4: Simplify right side
    47,600.28x = 1,392,869,330.62
  5. Step 5: Solve for x
    x = 1,392,869,330.62/47,600.28
  6. Step 6: Final answer
    x = 29,261.79

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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.