Home / 19,646.73-27,113.31-11,264.85

Finding the Fourth Proportional to 19,646.73, 27,113.31 and 11,264.85

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Solution

The fourth proportional to 19,646.73, 27,113.31 and 11,264.85 is: 15,545.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,646.73 : 27,113.31 = 11,264.85 : x
  2. Step 2: Convert to fraction form
    19,646.73/27,113.31 = 11,264.85/x
  3. Step 3: Cross multiply
    19,646.73x = 27,113.31 × 11,264.85
  4. Step 4: Simplify right side
    19,646.73x = 305,427,370.15
  5. Step 5: Solve for x
    x = 305,427,370.15/19,646.73
  6. Step 6: Final answer
    x = 15,545.96

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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.