Home / 19,648.56-27,117.36-11,265.04

Finding the Fourth Proportional to 19,648.56, 27,117.36 and 11,265.04

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Solution

The fourth proportional to 19,648.56, 27,117.36 and 11,265.04 is: 15,547.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,648.56 : 27,117.36 = 11,265.04 : x
  2. Step 2: Convert to fraction form
    19,648.56/27,117.36 = 11,265.04/x
  3. Step 3: Cross multiply
    19,648.56x = 27,117.36 × 11,265.04
  4. Step 4: Simplify right side
    19,648.56x = 305,478,145.09
  5. Step 5: Solve for x
    x = 305,478,145.09/19,648.56
  6. Step 6: Final answer
    x = 15,547.10

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.