Home / 12,727.11-17,564.38-7,062.93

Finding the Fourth Proportional to 12,727.11, 17,564.38 and 7,062.93

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Solution

The fourth proportional to 12,727.11, 17,564.38 and 7,062.93 is: 9,747.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,727.11 : 17,564.38 = 7,062.93 : x
  2. Step 2: Convert to fraction form
    12,727.11/17,564.38 = 7,062.93/x
  3. Step 3: Cross multiply
    12,727.11x = 17,564.38 × 7,062.93
  4. Step 4: Simplify right side
    12,727.11x = 124,055,953.88
  5. Step 5: Solve for x
    x = 124,055,953.88/12,727.11
  6. Step 6: Final answer
    x = 9,747.38

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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.