Home / 26,351.30-39,528.96-8,821.16

Finding the Fourth Proportional to 26,351.30, 39,528.96 and 8,821.16

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Solution

The fourth proportional to 26,351.30, 39,528.96 and 8,821.16 is: 13,232.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,351.30 : 39,528.96 = 8,821.16 : x
  2. Step 2: Convert to fraction form
    26,351.30/39,528.96 = 8,821.16/x
  3. Step 3: Cross multiply
    26,351.30x = 39,528.96 × 8,821.16
  4. Step 4: Simplify right side
    26,351.30x = 348,691,280.79
  5. Step 5: Solve for x
    x = 348,691,280.79/26,351.30
  6. Step 6: Final answer
    x = 13,232.41

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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.