Home / 17,690.79-26,539.43-7,296.87

Finding the Fourth Proportional to 17,690.79, 26,539.43 and 7,296.87

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Solution

The fourth proportional to 17,690.79, 26,539.43 and 7,296.87 is: 10,946.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,690.79 : 26,539.43 = 7,296.87 : x
  2. Step 2: Convert to fraction form
    17,690.79/26,539.43 = 7,296.87/x
  3. Step 3: Cross multiply
    17,690.79x = 26,539.43 × 7,296.87
  4. Step 4: Simplify right side
    17,690.79x = 193,654,734.10
  5. Step 5: Solve for x
    x = 193,654,734.10/17,690.79
  6. Step 6: Final answer
    x = 10,946.64

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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.