Home / 27,261.80-37,624.41-15,163.51

Finding the Fourth Proportional to 27,261.80, 37,624.41 and 15,163.51

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Solution

The fourth proportional to 27,261.80, 37,624.41 and 15,163.51 is: 20,927.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,261.80 : 37,624.41 = 15,163.51 : x
  2. Step 2: Convert to fraction form
    27,261.80/37,624.41 = 15,163.51/x
  3. Step 3: Cross multiply
    27,261.80x = 37,624.41 × 15,163.51
  4. Step 4: Simplify right side
    27,261.80x = 570,517,853.34
  5. Step 5: Solve for x
    x = 570,517,853.34/27,261.80
  6. Step 6: Final answer
    x = 20,927.37

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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.