Home / 17,539.75-26,302.79-5,690.65

Finding the Fourth Proportional to 17,539.75, 26,302.79 and 5,690.65

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Solution

The fourth proportional to 17,539.75, 26,302.79 and 5,690.65 is: 8,533.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,539.75 : 26,302.79 = 5,690.65 : x
  2. Step 2: Convert to fraction form
    17,539.75/26,302.79 = 5,690.65/x
  3. Step 3: Cross multiply
    17,539.75x = 26,302.79 × 5,690.65
  4. Step 4: Simplify right side
    17,539.75x = 149,679,971.91
  5. Step 5: Solve for x
    x = 149,679,971.91/17,539.75
  6. Step 6: Final answer
    x = 8,533.76

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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.