Home / 15,146.44-22,720.57-4,758.19

Finding the Fourth Proportional to 15,146.44, 22,720.57 and 4,758.19

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Solution

The fourth proportional to 15,146.44, 22,720.57 and 4,758.19 is: 7,137.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,146.44 : 22,720.57 = 4,758.19 : x
  2. Step 2: Convert to fraction form
    15,146.44/22,720.57 = 4,758.19/x
  3. Step 3: Cross multiply
    15,146.44x = 22,720.57 × 4,758.19
  4. Step 4: Simplify right side
    15,146.44x = 108,108,720.27
  5. Step 5: Solve for x
    x = 108,108,720.27/15,146.44
  6. Step 6: Final answer
    x = 7,137.57

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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.