Home / 21,548.76-32,323.16-5,753.83

Finding the Fourth Proportional to 21,548.76, 32,323.16 and 5,753.83

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Solution

The fourth proportional to 21,548.76, 32,323.16 and 5,753.83 is: 8,630.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,548.76 : 32,323.16 = 5,753.83 : x
  2. Step 2: Convert to fraction form
    21,548.76/32,323.16 = 5,753.83/x
  3. Step 3: Cross multiply
    21,548.76x = 32,323.16 × 5,753.83
  4. Step 4: Simplify right side
    21,548.76x = 185,981,967.70
  5. Step 5: Solve for x
    x = 185,981,967.70/21,548.76
  6. Step 6: Final answer
    x = 8,630.75

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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.