Home / 24,090.31-33,240.66-15,131.43

Finding the Fourth Proportional to 24,090.31, 33,240.66 and 15,131.43

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Solution

The fourth proportional to 24,090.31, 33,240.66 and 15,131.43 is: 20,878.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,090.31 : 33,240.66 = 15,131.43 : x
  2. Step 2: Convert to fraction form
    24,090.31/33,240.66 = 15,131.43/x
  3. Step 3: Cross multiply
    24,090.31x = 33,240.66 × 15,131.43
  4. Step 4: Simplify right side
    24,090.31x = 502,978,644.29
  5. Step 5: Solve for x
    x = 502,978,644.29/24,090.31
  6. Step 6: Final answer
    x = 20,878.88

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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.