Home / 15,100.88-22,661.40-5,749.52

Finding the Fourth Proportional to 15,100.88, 22,661.40 and 5,749.52

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Solution

The fourth proportional to 15,100.88, 22,661.40 and 5,749.52 is: 8,628.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,100.88 : 22,661.40 = 5,749.52 : x
  2. Step 2: Convert to fraction form
    15,100.88/22,661.40 = 5,749.52/x
  3. Step 3: Cross multiply
    15,100.88x = 22,661.40 × 5,749.52
  4. Step 4: Simplify right side
    15,100.88x = 130,292,172.53
  5. Step 5: Solve for x
    x = 130,292,172.53/15,100.88
  6. Step 6: Final answer
    x = 8,628.12

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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.