Home / 31,727.28-47,596.93-12,753.39

Finding the Fourth Proportional to 31,727.28, 47,596.93 and 12,753.39

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Solution

The fourth proportional to 31,727.28, 47,596.93 and 12,753.39 is: 19,132.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,727.28 : 47,596.93 = 12,753.39 : x
  2. Step 2: Convert to fraction form
    31,727.28/47,596.93 = 12,753.39/x
  3. Step 3: Cross multiply
    31,727.28x = 47,596.93 × 12,753.39
  4. Step 4: Simplify right side
    31,727.28x = 607,022,147.33
  5. Step 5: Solve for x
    x = 607,022,147.33/31,727.28
  6. Step 6: Final answer
    x = 19,132.50

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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.