Home / 19,223.24-28,837.94-8,130.02

Finding the Fourth Proportional to 19,223.24, 28,837.94 and 8,130.02

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Solution

The fourth proportional to 19,223.24, 28,837.94 and 8,130.02 is: 12,196.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,223.24 : 28,837.94 = 8,130.02 : x
  2. Step 2: Convert to fraction form
    19,223.24/28,837.94 = 8,130.02/x
  3. Step 3: Cross multiply
    19,223.24x = 28,837.94 × 8,130.02
  4. Step 4: Simplify right side
    19,223.24x = 234,452,844.12
  5. Step 5: Solve for x
    x = 234,452,844.12/19,223.24
  6. Step 6: Final answer
    x = 12,196.33

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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.