Home / 19,565.76-27,001.16-11,608.72

Finding the Fourth Proportional to 19,565.76, 27,001.16 and 11,608.72

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Solution

The fourth proportional to 19,565.76, 27,001.16 and 11,608.72 is: 16,020.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,565.76 : 27,001.16 = 11,608.72 : x
  2. Step 2: Convert to fraction form
    19,565.76/27,001.16 = 11,608.72/x
  3. Step 3: Cross multiply
    19,565.76x = 27,001.16 × 11,608.72
  4. Step 4: Simplify right side
    19,565.76x = 313,448,906.12
  5. Step 5: Solve for x
    x = 313,448,906.12/19,565.76
  6. Step 6: Final answer
    x = 16,020.28

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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.