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Finding the Fourth Proportional to 26,563.60, 39,845.40 and 22,335.40

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Solution

The fourth proportional to 26,563.60, 39,845.40 and 22,335.40 is: 33,503.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,563.60 : 39,845.40 = 22,335.40 : x
  2. Step 2: Convert to fraction form
    26,563.60/39,845.40 = 22,335.40/x
  3. Step 3: Cross multiply
    26,563.60x = 39,845.40 × 22,335.40
  4. Step 4: Simplify right side
    26,563.60x = 889,962,947.16
  5. Step 5: Solve for x
    x = 889,962,947.16/26,563.60
  6. Step 6: Final answer
    x = 33,503.10

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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.