Home / 40,159.14-55,419.94-22,254.44

Finding the Fourth Proportional to 40,159.14, 55,419.94 and 22,254.44

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Solution

The fourth proportional to 40,159.14, 55,419.94 and 22,254.44 is: 30,711.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,159.14 : 55,419.94 = 22,254.44 : x
  2. Step 2: Convert to fraction form
    40,159.14/55,419.94 = 22,254.44/x
  3. Step 3: Cross multiply
    40,159.14x = 55,419.94 × 22,254.44
  4. Step 4: Simplify right side
    40,159.14x = 1,233,339,618.26
  5. Step 5: Solve for x
    x = 1,233,339,618.26/40,159.14
  6. Step 6: Final answer
    x = 30,711.31

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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.