Home / 22,630.20-33,896.70-18,742.20

Finding the Fourth Proportional to 22,630.20, 33,896.70 and 18,742.20

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Solution

The fourth proportional to 22,630.20, 33,896.70 and 18,742.20 is: 28,073.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,630.20 : 33,896.70 = 18,742.20 : x
  2. Step 2: Convert to fraction form
    22,630.20/33,896.70 = 18,742.20/x
  3. Step 3: Cross multiply
    22,630.20x = 33,896.70 × 18,742.20
  4. Step 4: Simplify right side
    22,630.20x = 635,298,730.74
  5. Step 5: Solve for x
    x = 635,298,730.74/22,630.20
  6. Step 6: Final answer
    x = 28,073.05

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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.