Home / 26,949.18-37,186.92-15,618.90

Finding the Fourth Proportional to 26,949.18, 37,186.92 and 15,618.90

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Solution

The fourth proportional to 26,949.18, 37,186.92 and 15,618.90 is: 21,552.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,949.18 : 37,186.92 = 15,618.90 : x
  2. Step 2: Convert to fraction form
    26,949.18/37,186.92 = 15,618.90/x
  3. Step 3: Cross multiply
    26,949.18x = 37,186.92 × 15,618.90
  4. Step 4: Simplify right side
    26,949.18x = 580,818,784.79
  5. Step 5: Solve for x
    x = 580,818,784.79/26,949.18
  6. Step 6: Final answer
    x = 21,552.37

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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.