Home / 36,557.92-50,444.94-20,639.80

Finding the Fourth Proportional to 36,557.92, 50,444.94 and 20,639.80

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Solution

The fourth proportional to 36,557.92, 50,444.94 and 20,639.80 is: 28,480.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,557.92 : 50,444.94 = 20,639.80 : x
  2. Step 2: Convert to fraction form
    36,557.92/50,444.94 = 20,639.80/x
  3. Step 3: Cross multiply
    36,557.92x = 50,444.94 × 20,639.80
  4. Step 4: Simplify right side
    36,557.92x = 1,041,173,472.61
  5. Step 5: Solve for x
    x = 1,041,173,472.61/36,557.92
  6. Step 6: Final answer
    x = 28,480.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.