Home / 15,171.06-22,760.37-4,782.81

Finding the Fourth Proportional to 15,171.06, 22,760.37 and 4,782.81

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Solution

The fourth proportional to 15,171.06, 22,760.37 and 4,782.81 is: 7,175.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,171.06 : 22,760.37 = 4,782.81 : x
  2. Step 2: Convert to fraction form
    15,171.06/22,760.37 = 4,782.81/x
  3. Step 3: Cross multiply
    15,171.06x = 22,760.37 × 4,782.81
  4. Step 4: Simplify right side
    15,171.06x = 108,858,525.24
  5. Step 5: Solve for x
    x = 108,858,525.24/15,171.06
  6. Step 6: Final answer
    x = 7,175.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.