Home / 27,226.47-37,571.18-15,290.31

Finding the Fourth Proportional to 27,226.47, 37,571.18 and 15,290.31

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Solution

The fourth proportional to 27,226.47, 37,571.18 and 15,290.31 is: 21,099.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,226.47 : 37,571.18 = 15,290.31 : x
  2. Step 2: Convert to fraction form
    27,226.47/37,571.18 = 15,290.31/x
  3. Step 3: Cross multiply
    27,226.47x = 37,571.18 × 15,290.31
  4. Step 4: Simplify right side
    27,226.47x = 574,474,989.27
  5. Step 5: Solve for x
    x = 574,474,989.27/27,226.47
  6. Step 6: Final answer
    x = 21,099.87

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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.