Home / 17,061.77-25,571.68-7,699.12

Finding the Fourth Proportional to 17,061.77, 25,571.68 and 7,699.12

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Solution

The fourth proportional to 17,061.77, 25,571.68 and 7,699.12 is: 11,539.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,061.77 : 25,571.68 = 7,699.12 : x
  2. Step 2: Convert to fraction form
    17,061.77/25,571.68 = 7,699.12/x
  3. Step 3: Cross multiply
    17,061.77x = 25,571.68 × 7,699.12
  4. Step 4: Simplify right side
    17,061.77x = 196,879,349.74
  5. Step 5: Solve for x
    x = 196,879,349.74/17,061.77
  6. Step 6: Final answer
    x = 11,539.21

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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.