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Finding the Fourth Proportional to 26,563.89, 39,845.88 and 9,035.13

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Solution

The fourth proportional to 26,563.89, 39,845.88 and 9,035.13 is: 13,552.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,563.89 : 39,845.88 = 9,035.13 : x
  2. Step 2: Convert to fraction form
    26,563.89/39,845.88 = 9,035.13/x
  3. Step 3: Cross multiply
    26,563.89x = 39,845.88 × 9,035.13
  4. Step 4: Simplify right side
    26,563.89x = 360,012,705.76
  5. Step 5: Solve for x
    x = 360,012,705.76/26,563.89
  6. Step 6: Final answer
    x = 13,552.71

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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.