Home / 36,830.20-55,274.10-17,111.20

Finding the Fourth Proportional to 36,830.20, 55,274.10 and 17,111.20

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Solution

The fourth proportional to 36,830.20, 55,274.10 and 17,111.20 is: 25,680.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,830.20 : 55,274.10 = 17,111.20 : x
  2. Step 2: Convert to fraction form
    36,830.20/55,274.10 = 17,111.20/x
  3. Step 3: Cross multiply
    36,830.20x = 55,274.10 × 17,111.20
  4. Step 4: Simplify right side
    36,830.20x = 945,806,179.92
  5. Step 5: Solve for x
    x = 945,806,179.92/36,830.20
  6. Step 6: Final answer
    x = 25,680.18

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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.