Home / 15,197.22-22,796.64-4,809.78

Finding the Fourth Proportional to 15,197.22, 22,796.64 and 4,809.78

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Solution

The fourth proportional to 15,197.22, 22,796.64 and 4,809.78 is: 7,214.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,197.22 : 22,796.64 = 4,809.78 : x
  2. Step 2: Convert to fraction form
    15,197.22/22,796.64 = 4,809.78/x
  3. Step 3: Cross multiply
    15,197.22x = 22,796.64 × 4,809.78
  4. Step 4: Simplify right side
    15,197.22x = 109,646,823.14
  5. Step 5: Solve for x
    x = 109,646,823.14/15,197.22
  6. Step 6: Final answer
    x = 7,214.93

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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.