Home / 16,111.80-24,168.90-5,722.20

Finding the Fourth Proportional to 16,111.80, 24,168.90 and 5,722.20

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Solution

The fourth proportional to 16,111.80, 24,168.90 and 5,722.20 is: 8,583.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,111.80 : 24,168.90 = 5,722.20 : x
  2. Step 2: Convert to fraction form
    16,111.80/24,168.90 = 5,722.20/x
  3. Step 3: Cross multiply
    16,111.80x = 24,168.90 × 5,722.20
  4. Step 4: Simplify right side
    16,111.80x = 138,299,279.58
  5. Step 5: Solve for x
    x = 138,299,279.58/16,111.80
  6. Step 6: Final answer
    x = 8,583.73

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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.