Home / 40,164.54-55,426.21-22,259.39

Finding the Fourth Proportional to 40,164.54, 55,426.21 and 22,259.39

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Solution

The fourth proportional to 40,164.54, 55,426.21 and 22,259.39 is: 30,717.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,164.54 : 55,426.21 = 22,259.39 : x
  2. Step 2: Convert to fraction form
    40,164.54/55,426.21 = 22,259.39/x
  3. Step 3: Cross multiply
    40,164.54x = 55,426.21 × 22,259.39
  4. Step 4: Simplify right side
    40,164.54x = 1,233,753,624.61
  5. Step 5: Solve for x
    x = 1,233,753,624.61/40,164.54
  6. Step 6: Final answer
    x = 30,717.48

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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.