Home / 19,961.08-27,549.66-11,582.44

Finding the Fourth Proportional to 19,961.08, 27,549.66 and 11,582.44

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Solution

The fourth proportional to 19,961.08, 27,549.66 and 11,582.44 is: 15,985.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,961.08 : 27,549.66 = 11,582.44 : x
  2. Step 2: Convert to fraction form
    19,961.08/27,549.66 = 11,582.44/x
  3. Step 3: Cross multiply
    19,961.08x = 27,549.66 × 11,582.44
  4. Step 4: Simplify right side
    19,961.08x = 319,092,283.97
  5. Step 5: Solve for x
    x = 319,092,283.97/19,961.08
  6. Step 6: Final answer
    x = 15,985.72

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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.