Home / 40,322.17-55,644.81-22,174.06

Finding the Fourth Proportional to 40,322.17, 55,644.81 and 22,174.06

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Solution

The fourth proportional to 40,322.17, 55,644.81 and 22,174.06 is: 30,600.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,322.17 : 55,644.81 = 22,174.06 : x
  2. Step 2: Convert to fraction form
    40,322.17/55,644.81 = 22,174.06/x
  3. Step 3: Cross multiply
    40,322.17x = 55,644.81 × 22,174.06
  4. Step 4: Simplify right side
    40,322.17x = 1,233,871,619.73
  5. Step 5: Solve for x
    x = 1,233,871,619.73/40,322.17
  6. Step 6: Final answer
    x = 30,600.33

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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.