Home / 40,441.54-55,808.56-22,044.78

Finding the Fourth Proportional to 40,441.54, 55,808.56 and 22,044.78

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Solution

The fourth proportional to 40,441.54, 55,808.56 and 22,044.78 is: 30,421.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,441.54 : 55,808.56 = 22,044.78 : x
  2. Step 2: Convert to fraction form
    40,441.54/55,808.56 = 22,044.78/x
  3. Step 3: Cross multiply
    40,441.54x = 55,808.56 × 22,044.78
  4. Step 4: Simplify right side
    40,441.54x = 1,230,287,427.32
  5. Step 5: Solve for x
    x = 1,230,287,427.32/40,441.54
  6. Step 6: Final answer
    x = 30,421.38

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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.