Home / 40,194.30-55,463.55-22,284.78

Finding the Fourth Proportional to 40,194.30, 55,463.55 and 22,284.78

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Solution

The fourth proportional to 40,194.30, 55,463.55 and 22,284.78 is: 30,750.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,194.30 : 55,463.55 = 22,284.78 : x
  2. Step 2: Convert to fraction form
    40,194.30/55,463.55 = 22,284.78/x
  3. Step 3: Cross multiply
    40,194.30x = 55,463.55 × 22,284.78
  4. Step 4: Simplify right side
    40,194.30x = 1,235,993,009.77
  5. Step 5: Solve for x
    x = 1,235,993,009.77/40,194.30
  6. Step 6: Final answer
    x = 30,750.45

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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.