Home / 40,346.64-55,679.70-22,198.14

Finding the Fourth Proportional to 40,346.64, 55,679.70 and 22,198.14

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Solution

The fourth proportional to 40,346.64, 55,679.70 and 22,198.14 is: 30,634.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,346.64 : 55,679.70 = 22,198.14 : x
  2. Step 2: Convert to fraction form
    40,346.64/55,679.70 = 22,198.14/x
  3. Step 3: Cross multiply
    40,346.64x = 55,679.70 × 22,198.14
  4. Step 4: Simplify right side
    40,346.64x = 1,235,985,775.76
  5. Step 5: Solve for x
    x = 1,235,985,775.76/40,346.64
  6. Step 6: Final answer
    x = 30,634.17

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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.