Home / 12,767.66-19,151.51-6,194.81

Finding the Fourth Proportional to 12,767.66, 19,151.51 and 6,194.81

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Solution

The fourth proportional to 12,767.66, 19,151.51 and 6,194.81 is: 9,292.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,767.66 : 19,151.51 = 6,194.81 : x
  2. Step 2: Convert to fraction form
    12,767.66/19,151.51 = 6,194.81/x
  3. Step 3: Cross multiply
    12,767.66x = 19,151.51 × 6,194.81
  4. Step 4: Simplify right side
    12,767.66x = 118,639,965.66
  5. Step 5: Solve for x
    x = 118,639,965.66/12,767.66
  6. Step 6: Final answer
    x = 9,292.22

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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.