Home / 40,167.87-55,427.79-22,262.52

Finding the Fourth Proportional to 40,167.87, 55,427.79 and 22,262.52

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Solution

The fourth proportional to 40,167.87, 55,427.79 and 22,262.52 is: 30,720.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,167.87 : 55,427.79 = 22,262.52 : x
  2. Step 2: Convert to fraction form
    40,167.87/55,427.79 = 22,262.52/x
  3. Step 3: Cross multiply
    40,167.87x = 55,427.79 × 22,262.52
  4. Step 4: Simplify right side
    40,167.87x = 1,233,962,283.43
  5. Step 5: Solve for x
    x = 1,233,962,283.43/40,167.87
  6. Step 6: Final answer
    x = 30,720.13

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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.