Home / 23,058.66-31,787.46-19,858.12

Finding the Fourth Proportional to 23,058.66, 31,787.46 and 19,858.12

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Solution

The fourth proportional to 23,058.66, 31,787.46 and 19,858.12 is: 27,375.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,058.66 : 31,787.46 = 19,858.12 : x
  2. Step 2: Convert to fraction form
    23,058.66/31,787.46 = 19,858.12/x
  3. Step 3: Cross multiply
    23,058.66x = 31,787.46 × 19,858.12
  4. Step 4: Simplify right side
    23,058.66x = 631,239,195.18
  5. Step 5: Solve for x
    x = 631,239,195.18/23,058.66
  6. Step 6: Final answer
    x = 27,375.36

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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.