Home / 20,047.98-27,665.36-11,094.64

Finding the Fourth Proportional to 20,047.98, 27,665.36 and 11,094.64

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Solution

The fourth proportional to 20,047.98, 27,665.36 and 11,094.64 is: 15,310.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,047.98 : 27,665.36 = 11,094.64 : x
  2. Step 2: Convert to fraction form
    20,047.98/27,665.36 = 11,094.64/x
  3. Step 3: Cross multiply
    20,047.98x = 27,665.36 × 11,094.64
  4. Step 4: Simplify right side
    20,047.98x = 306,937,154.20
  5. Step 5: Solve for x
    x = 306,937,154.20/20,047.98
  6. Step 6: Final answer
    x = 15,310.13

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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.