Home / 19,367.55-26,723.07-12,663.02

Finding the Fourth Proportional to 19,367.55, 26,723.07 and 12,663.02

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Solution

The fourth proportional to 19,367.55, 26,723.07 and 12,663.02 is: 17,472.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,367.55 : 26,723.07 = 12,663.02 : x
  2. Step 2: Convert to fraction form
    19,367.55/26,723.07 = 12,663.02/x
  3. Step 3: Cross multiply
    19,367.55x = 26,723.07 × 12,663.02
  4. Step 4: Simplify right side
    19,367.55x = 338,394,836.68
  5. Step 5: Solve for x
    x = 338,394,836.68/19,367.55
  6. Step 6: Final answer
    x = 17,472.26

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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.