Home / 26,865.48-40,302.54-11,287.56

Finding the Fourth Proportional to 26,865.48, 40,302.54 and 11,287.56

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Solution

The fourth proportional to 26,865.48, 40,302.54 and 11,287.56 is: 16,933.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,865.48 : 40,302.54 = 11,287.56 : x
  2. Step 2: Convert to fraction form
    26,865.48/40,302.54 = 11,287.56/x
  3. Step 3: Cross multiply
    26,865.48x = 40,302.54 × 11,287.56
  4. Step 4: Simplify right side
    26,865.48x = 454,917,338.40
  5. Step 5: Solve for x
    x = 454,917,338.40/26,865.48
  6. Step 6: Final answer
    x = 16,933.16

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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.