Home / 36,031.44-49,727.88-21,880.56

Finding the Fourth Proportional to 36,031.44, 49,727.88 and 21,880.56

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Solution

The fourth proportional to 36,031.44, 49,727.88 and 21,880.56 is: 30,197.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,031.44 : 49,727.88 = 21,880.56 : x
  2. Step 2: Convert to fraction form
    36,031.44/49,727.88 = 21,880.56/x
  3. Step 3: Cross multiply
    36,031.44x = 49,727.88 × 21,880.56
  4. Step 4: Simplify right side
    36,031.44x = 1,088,073,862.01
  5. Step 5: Solve for x
    x = 1,088,073,862.01/36,031.44
  6. Step 6: Final answer
    x = 30,197.90

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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.