Home / 26,945.90-37,185.40-15,617.58

Finding the Fourth Proportional to 26,945.90, 37,185.40 and 15,617.58

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Solution

The fourth proportional to 26,945.90, 37,185.40 and 15,617.58 is: 21,552.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,945.90 : 37,185.40 = 15,617.58 : x
  2. Step 2: Convert to fraction form
    26,945.90/37,185.40 = 15,617.58/x
  3. Step 3: Cross multiply
    26,945.90x = 37,185.40 × 15,617.58
  4. Step 4: Simplify right side
    26,945.90x = 580,745,959.33
  5. Step 5: Solve for x
    x = 580,745,959.33/26,945.90
  6. Step 6: Final answer
    x = 21,552.29

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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.