Home / 54,008.88-74,531.97-30,135.51

Finding the Fourth Proportional to 54,008.88, 74,531.97 and 30,135.51

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Solution

The fourth proportional to 54,008.88, 74,531.97 and 30,135.51 is: 41,586.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,008.88 : 74,531.97 = 30,135.51 : x
  2. Step 2: Convert to fraction form
    54,008.88/74,531.97 = 30,135.51/x
  3. Step 3: Cross multiply
    54,008.88x = 74,531.97 × 30,135.51
  4. Step 4: Simplify right side
    54,008.88x = 2,246,058,927.25
  5. Step 5: Solve for x
    x = 2,246,058,927.25/54,008.88
  6. Step 6: Final answer
    x = 41,586.85

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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.