Home / 12,727.06-17,573.66-7,952.57

Finding the Fourth Proportional to 12,727.06, 17,573.66 and 7,952.57

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Solution

The fourth proportional to 12,727.06, 17,573.66 and 7,952.57 is: 10,980.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,727.06 : 17,573.66 = 7,952.57 : x
  2. Step 2: Convert to fraction form
    12,727.06/17,573.66 = 7,952.57/x
  3. Step 3: Cross multiply
    12,727.06x = 17,573.66 × 7,952.57
  4. Step 4: Simplify right side
    12,727.06x = 139,755,633.68
  5. Step 5: Solve for x
    x = 139,755,633.68/12,727.06
  6. Step 6: Final answer
    x = 10,980.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.