Home / 36,949.20-55,426.85-15,889.74

Finding the Fourth Proportional to 36,949.20, 55,426.85 and 15,889.74

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Solution

The fourth proportional to 36,949.20, 55,426.85 and 15,889.74 is: 23,835.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,949.20 : 55,426.85 = 15,889.74 : x
  2. Step 2: Convert to fraction form
    36,949.20/55,426.85 = 15,889.74/x
  3. Step 3: Cross multiply
    36,949.20x = 55,426.85 × 15,889.74
  4. Step 4: Simplify right side
    36,949.20x = 880,718,007.81
  5. Step 5: Solve for x
    x = 880,718,007.81/36,949.20
  6. Step 6: Final answer
    x = 23,835.92

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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.