Home / 19,961.85-27,547.17-11,009.73

Finding the Fourth Proportional to 19,961.85, 27,547.17 and 11,009.73

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Solution

The fourth proportional to 19,961.85, 27,547.17 and 11,009.73 is: 15,193.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,961.85 : 27,547.17 = 11,009.73 : x
  2. Step 2: Convert to fraction form
    19,961.85/27,547.17 = 11,009.73/x
  3. Step 3: Cross multiply
    19,961.85x = 27,547.17 × 11,009.73
  4. Step 4: Simplify right side
    19,961.85x = 303,286,903.96
  5. Step 5: Solve for x
    x = 303,286,903.96/19,961.85
  6. Step 6: Final answer
    x = 15,193.33

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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.