Home / 19,998.96-27,598.08-11,047.32

Finding the Fourth Proportional to 19,998.96, 27,598.08 and 11,047.32

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Solution

The fourth proportional to 19,998.96, 27,598.08 and 11,047.32 is: 15,245.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,998.96 : 27,598.08 = 11,047.32 : x
  2. Step 2: Convert to fraction form
    19,998.96/27,598.08 = 11,047.32/x
  3. Step 3: Cross multiply
    19,998.96x = 27,598.08 × 11,047.32
  4. Step 4: Simplify right side
    19,998.96x = 304,884,821.15
  5. Step 5: Solve for x
    x = 304,884,821.15/19,998.96
  6. Step 6: Final answer
    x = 15,245.03

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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.