Home / 36,822.72-55,217.66-13,432.76

Finding the Fourth Proportional to 36,822.72, 55,217.66 and 13,432.76

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Solution

The fourth proportional to 36,822.72, 55,217.66 and 13,432.76 is: 20,143.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,822.72 : 55,217.66 = 13,432.76 : x
  2. Step 2: Convert to fraction form
    36,822.72/55,217.66 = 13,432.76/x
  3. Step 3: Cross multiply
    36,822.72x = 55,217.66 × 13,432.76
  4. Step 4: Simplify right side
    36,822.72x = 741,725,574.54
  5. Step 5: Solve for x
    x = 741,725,574.54/36,822.72
  6. Step 6: Final answer
    x = 20,143.15

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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.