Home / 27,181.28-37,507.96-15,242.96

Finding the Fourth Proportional to 27,181.28, 37,507.96 and 15,242.96

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Solution

The fourth proportional to 27,181.28, 37,507.96 and 15,242.96 is: 21,034.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,181.28 : 37,507.96 = 15,242.96 : x
  2. Step 2: Convert to fraction form
    27,181.28/37,507.96 = 15,242.96/x
  3. Step 3: Cross multiply
    27,181.28x = 37,507.96 × 15,242.96
  4. Step 4: Simplify right side
    27,181.28x = 571,732,333.96
  5. Step 5: Solve for x
    x = 571,732,333.96/27,181.28
  6. Step 6: Final answer
    x = 21,034.05

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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.