Home / 20,045.68-27,663.62-11,094.01

Finding the Fourth Proportional to 20,045.68, 27,663.62 and 11,094.01

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Solution

The fourth proportional to 20,045.68, 27,663.62 and 11,094.01 is: 15,310.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,045.68 : 27,663.62 = 11,094.01 : x
  2. Step 2: Convert to fraction form
    20,045.68/27,663.62 = 11,094.01/x
  3. Step 3: Cross multiply
    20,045.68x = 27,663.62 × 11,094.01
  4. Step 4: Simplify right side
    20,045.68x = 306,900,352.29
  5. Step 5: Solve for x
    x = 306,900,352.29/20,045.68
  6. Step 6: Final answer
    x = 15,310.05

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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.