Home / 17,922.48-26,884.32-4,774.80

Finding the Fourth Proportional to 17,922.48, 26,884.32 and 4,774.80

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Solution

The fourth proportional to 17,922.48, 26,884.32 and 4,774.80 is: 7,162.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,922.48 : 26,884.32 = 4,774.80 : x
  2. Step 2: Convert to fraction form
    17,922.48/26,884.32 = 4,774.80/x
  3. Step 3: Cross multiply
    17,922.48x = 26,884.32 × 4,774.80
  4. Step 4: Simplify right side
    17,922.48x = 128,367,251.14
  5. Step 5: Solve for x
    x = 128,367,251.14/17,922.48
  6. Step 6: Final answer
    x = 7,162.36

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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.