Home / 40,214.84-55,496.62-22,310.20

Finding the Fourth Proportional to 40,214.84, 55,496.62 and 22,310.20

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Solution

The fourth proportional to 40,214.84, 55,496.62 and 22,310.20 is: 30,788.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,214.84 : 55,496.62 = 22,310.20 : x
  2. Step 2: Convert to fraction form
    40,214.84/55,496.62 = 22,310.20/x
  3. Step 3: Cross multiply
    40,214.84x = 55,496.62 × 22,310.20
  4. Step 4: Simplify right side
    40,214.84x = 1,238,140,691.52
  5. Step 5: Solve for x
    x = 1,238,140,691.52/40,214.84
  6. Step 6: Final answer
    x = 30,788.15

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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.