Home / 21,535.17-32,305.19-9,845.25

Finding the Fourth Proportional to 21,535.17, 32,305.19 and 9,845.25

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Solution

The fourth proportional to 21,535.17, 32,305.19 and 9,845.25 is: 14,768.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,535.17 : 32,305.19 = 9,845.25 : x
  2. Step 2: Convert to fraction form
    21,535.17/32,305.19 = 9,845.25/x
  3. Step 3: Cross multiply
    21,535.17x = 32,305.19 × 9,845.25
  4. Step 4: Simplify right side
    21,535.17x = 318,052,622.62
  5. Step 5: Solve for x
    x = 318,052,622.62/21,535.17
  6. Step 6: Final answer
    x = 14,768.99

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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.