Home / 19,211.27-26,511.66-10,713.92

Finding the Fourth Proportional to 19,211.27, 26,511.66 and 10,713.92

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Solution

The fourth proportional to 19,211.27, 26,511.66 and 10,713.92 is: 14,785.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,211.27 : 26,511.66 = 10,713.92 : x
  2. Step 2: Convert to fraction form
    19,211.27/26,511.66 = 10,713.92/x
  3. Step 3: Cross multiply
    19,211.27x = 26,511.66 × 10,713.92
  4. Step 4: Simplify right side
    19,211.27x = 284,043,870.59
  5. Step 5: Solve for x
    x = 284,043,870.59/19,211.27
  6. Step 6: Final answer
    x = 14,785.28

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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.