Home / 47,305.76-70,968.24-17,722.88

Finding the Fourth Proportional to 47,305.76, 70,968.24 and 17,722.88

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Solution

The fourth proportional to 47,305.76, 70,968.24 and 17,722.88 is: 26,587.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,305.76 : 70,968.24 = 17,722.88 : x
  2. Step 2: Convert to fraction form
    47,305.76/70,968.24 = 17,722.88/x
  3. Step 3: Cross multiply
    47,305.76x = 70,968.24 × 17,722.88
  4. Step 4: Simplify right side
    47,305.76x = 1,257,761,601.33
  5. Step 5: Solve for x
    x = 1,257,761,601.33/47,305.76
  6. Step 6: Final answer
    x = 26,587.92

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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.