Home / 22,541.66-31,090.61-19,992.41

Finding the Fourth Proportional to 22,541.66, 31,090.61 and 19,992.41

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Solution

The fourth proportional to 22,541.66, 31,090.61 and 19,992.41 is: 27,574.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,541.66 : 31,090.61 = 19,992.41 : x
  2. Step 2: Convert to fraction form
    22,541.66/31,090.61 = 19,992.41/x
  3. Step 3: Cross multiply
    22,541.66x = 31,090.61 × 19,992.41
  4. Step 4: Simplify right side
    22,541.66x = 621,576,122.31
  5. Step 5: Solve for x
    x = 621,576,122.31/22,541.66
  6. Step 6: Final answer
    x = 27,574.55

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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.