Home / 40,277.12-55,581.72-22,371.44

Finding the Fourth Proportional to 40,277.12, 55,581.72 and 22,371.44

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Solution

The fourth proportional to 40,277.12, 55,581.72 and 22,371.44 is: 30,872.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,277.12 : 55,581.72 = 22,371.44 : x
  2. Step 2: Convert to fraction form
    40,277.12/55,581.72 = 22,371.44/x
  3. Step 3: Cross multiply
    40,277.12x = 55,581.72 × 22,371.44
  4. Step 4: Simplify right side
    40,277.12x = 1,243,443,114.08
  5. Step 5: Solve for x
    x = 1,243,443,114.08/40,277.12
  6. Step 6: Final answer
    x = 30,872.20

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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.