Home / 26,581.35-39,872.08-18,236.07

Finding the Fourth Proportional to 26,581.35, 39,872.08 and 18,236.07

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Solution

The fourth proportional to 26,581.35, 39,872.08 and 18,236.07 is: 27,354.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,581.35 : 39,872.08 = 18,236.07 : x
  2. Step 2: Convert to fraction form
    26,581.35/39,872.08 = 18,236.07/x
  3. Step 3: Cross multiply
    26,581.35x = 39,872.08 × 18,236.07
  4. Step 4: Simplify right side
    26,581.35x = 727,109,842.57
  5. Step 5: Solve for x
    x = 727,109,842.57/26,581.35
  6. Step 6: Final answer
    x = 27,354.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.