Home / 15,101.51-22,647.13-5,739.28

Finding the Fourth Proportional to 15,101.51, 22,647.13 and 5,739.28

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Solution

The fourth proportional to 15,101.51, 22,647.13 and 5,739.28 is: 8,606.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,101.51 : 22,647.13 = 5,739.28 : x
  2. Step 2: Convert to fraction form
    15,101.51/22,647.13 = 5,739.28/x
  3. Step 3: Cross multiply
    15,101.51x = 22,647.13 × 5,739.28
  4. Step 4: Simplify right side
    15,101.51x = 129,978,121.38
  5. Step 5: Solve for x
    x = 129,978,121.38/15,101.51
  6. Step 6: Final answer
    x = 8,606.96

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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.