Home / 18,625.93-27,943.55-6,146.66

Finding the Fourth Proportional to 18,625.93, 27,943.55 and 6,146.66

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Solution

The fourth proportional to 18,625.93, 27,943.55 and 6,146.66 is: 9,221.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,625.93 : 27,943.55 = 6,146.66 : x
  2. Step 2: Convert to fraction form
    18,625.93/27,943.55 = 6,146.66/x
  3. Step 3: Cross multiply
    18,625.93x = 27,943.55 × 6,146.66
  4. Step 4: Simplify right side
    18,625.93x = 171,759,563.22
  5. Step 5: Solve for x
    x = 171,759,563.22/18,625.93
  6. Step 6: Final answer
    x = 9,221.53

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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.