Home / 19,641.32-27,104.74-11,257.32

Finding the Fourth Proportional to 19,641.32, 27,104.74 and 11,257.32

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Solution

The fourth proportional to 19,641.32, 27,104.74 and 11,257.32 is: 15,534.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,641.32 : 27,104.74 = 11,257.32 : x
  2. Step 2: Convert to fraction form
    19,641.32/27,104.74 = 11,257.32/x
  3. Step 3: Cross multiply
    19,641.32x = 27,104.74 × 11,257.32
  4. Step 4: Simplify right side
    19,641.32x = 305,126,731.70
  5. Step 5: Solve for x
    x = 305,126,731.70/19,641.32
  6. Step 6: Final answer
    x = 15,534.94

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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.