Home / 22,974.93-31,707.09-12,903.97

Finding the Fourth Proportional to 22,974.93, 31,707.09 and 12,903.97

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Solution

The fourth proportional to 22,974.93, 31,707.09 and 12,903.97 is: 17,808.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,974.93 : 31,707.09 = 12,903.97 : x
  2. Step 2: Convert to fraction form
    22,974.93/31,707.09 = 12,903.97/x
  3. Step 3: Cross multiply
    22,974.93x = 31,707.09 × 12,903.97
  4. Step 4: Simplify right side
    22,974.93x = 409,147,338.15
  5. Step 5: Solve for x
    x = 409,147,338.15/22,974.93
  6. Step 6: Final answer
    x = 17,808.43

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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.