Home / 17,929.13-26,893.70-5,449.26

Finding the Fourth Proportional to 17,929.13, 26,893.70 and 5,449.26

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Solution

The fourth proportional to 17,929.13, 26,893.70 and 5,449.26 is: 8,173.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,929.13 : 26,893.70 = 5,449.26 : x
  2. Step 2: Convert to fraction form
    17,929.13/26,893.70 = 5,449.26/x
  3. Step 3: Cross multiply
    17,929.13x = 26,893.70 × 5,449.26
  4. Step 4: Simplify right side
    17,929.13x = 146,550,736.42
  5. Step 5: Solve for x
    x = 146,550,736.42/17,929.13
  6. Step 6: Final answer
    x = 8,173.89

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1.5x scale

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.