Home / 26,948.25-37,188.95-15,618.56

Finding the Fourth Proportional to 26,948.25, 37,188.95 and 15,618.56

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Solution

The fourth proportional to 26,948.25, 37,188.95 and 15,618.56 is: 21,553.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,948.25 : 37,188.95 = 15,618.56 : x
  2. Step 2: Convert to fraction form
    26,948.25/37,188.95 = 15,618.56/x
  3. Step 3: Cross multiply
    26,948.25x = 37,188.95 × 15,618.56
  4. Step 4: Simplify right side
    26,948.25x = 580,837,582.87
  5. Step 5: Solve for x
    x = 580,837,582.87/26,948.25
  6. Step 6: Final answer
    x = 21,553.81

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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.