Home / 19,971.24-27,554.22-11,586.12

Finding the Fourth Proportional to 19,971.24, 27,554.22 and 11,586.12

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Solution

The fourth proportional to 19,971.24, 27,554.22 and 11,586.12 is: 15,985.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,971.24 : 27,554.22 = 11,586.12 : x
  2. Step 2: Convert to fraction form
    19,971.24/27,554.22 = 11,586.12/x
  3. Step 3: Cross multiply
    19,971.24x = 27,554.22 × 11,586.12
  4. Step 4: Simplify right side
    19,971.24x = 319,246,499.43
  5. Step 5: Solve for x
    x = 319,246,499.43/19,971.24
  6. Step 6: Final answer
    x = 15,985.31

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Double scale
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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.