Home / 19,953.18-27,535.56-11,001

Finding the Fourth Proportional to 19,953.18, 27,535.56 and 11,001

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Solution

The fourth proportional to 19,953.18, 27,535.56 and 11,001 is: 15,181.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,953.18 : 27,535.56 = 11,001 : x
  2. Step 2: Convert to fraction form
    19,953.18/27,535.56 = 11,001/x
  3. Step 3: Cross multiply
    19,953.18x = 27,535.56 × 11,001
  4. Step 4: Simplify right side
    19,953.18x = 302,918,695.56
  5. Step 5: Solve for x
    x = 302,918,695.56/19,953.18
  6. Step 6: Final answer
    x = 15,181.47

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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.