Home / 26,986.62-37,246.02-15,662.82

Finding the Fourth Proportional to 26,986.62, 37,246.02 and 15,662.82

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Solution

The fourth proportional to 26,986.62, 37,246.02 and 15,662.82 is: 21,617.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,986.62 : 37,246.02 = 15,662.82 : x
  2. Step 2: Convert to fraction form
    26,986.62/37,246.02 = 15,662.82/x
  3. Step 3: Cross multiply
    26,986.62x = 37,246.02 × 15,662.82
  4. Step 4: Simplify right side
    26,986.62x = 583,377,706.98
  5. Step 5: Solve for x
    x = 583,377,706.98/26,986.62
  6. Step 6: Final answer
    x = 21,617.29

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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.