Home / 29,864.64-41,196.06-18,667.20

Finding the Fourth Proportional to 29,864.64, 41,196.06 and 18,667.20

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Solution

The fourth proportional to 29,864.64, 41,196.06 and 18,667.20 is: 25,750.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,864.64 : 41,196.06 = 18,667.20 : x
  2. Step 2: Convert to fraction form
    29,864.64/41,196.06 = 18,667.20/x
  3. Step 3: Cross multiply
    29,864.64x = 41,196.06 × 18,667.20
  4. Step 4: Simplify right side
    29,864.64x = 769,015,091.23
  5. Step 5: Solve for x
    x = 769,015,091.23/29,864.64
  6. Step 6: Final answer
    x = 25,750.02

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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.