Home / 19,607.66-27,054.20-11,109.04

Finding the Fourth Proportional to 19,607.66, 27,054.20 and 11,109.04

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Solution

The fourth proportional to 19,607.66, 27,054.20 and 11,109.04 is: 15,328.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,607.66 : 27,054.20 = 11,109.04 : x
  2. Step 2: Convert to fraction form
    19,607.66/27,054.20 = 11,109.04/x
  3. Step 3: Cross multiply
    19,607.66x = 27,054.20 × 11,109.04
  4. Step 4: Simplify right side
    19,607.66x = 300,546,189.97
  5. Step 5: Solve for x
    x = 300,546,189.97/19,607.66
  6. Step 6: Final answer
    x = 15,328.00

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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.