Home / 27,667.56-38,181.16-15,092.32

Finding the Fourth Proportional to 27,667.56, 38,181.16 and 15,092.32

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Solution

The fourth proportional to 27,667.56, 38,181.16 and 15,092.32 is: 20,827.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,667.56 : 38,181.16 = 15,092.32 : x
  2. Step 2: Convert to fraction form
    27,667.56/38,181.16 = 15,092.32/x
  3. Step 3: Cross multiply
    27,667.56x = 38,181.16 × 15,092.32
  4. Step 4: Simplify right side
    27,667.56x = 576,242,284.69
  5. Step 5: Solve for x
    x = 576,242,284.69/27,667.56
  6. Step 6: Final answer
    x = 20,827.36

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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.