Home / 40,164.80-55,425.43-22,259.65

Finding the Fourth Proportional to 40,164.80, 55,425.43 and 22,259.65

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Solution

The fourth proportional to 40,164.80, 55,425.43 and 22,259.65 is: 30,717.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,164.80 : 55,425.43 = 22,259.65 : x
  2. Step 2: Convert to fraction form
    40,164.80/55,425.43 = 22,259.65/x
  3. Step 3: Cross multiply
    40,164.80x = 55,425.43 × 22,259.65
  4. Step 4: Simplify right side
    40,164.80x = 1,233,750,672.90
  5. Step 5: Solve for x
    x = 1,233,750,672.90/40,164.80
  6. Step 6: Final answer
    x = 30,717.21

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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.