Home / 26,416.30-39,620.20-9,772.52

Finding the Fourth Proportional to 26,416.30, 39,620.20 and 9,772.52

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Solution

The fourth proportional to 26,416.30, 39,620.20 and 9,772.52 is: 14,657.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,416.30 : 39,620.20 = 9,772.52 : x
  2. Step 2: Convert to fraction form
    26,416.30/39,620.20 = 9,772.52/x
  3. Step 3: Cross multiply
    26,416.30x = 39,620.20 × 9,772.52
  4. Step 4: Simplify right side
    26,416.30x = 387,189,196.90
  5. Step 5: Solve for x
    x = 387,189,196.90/26,416.30
  6. Step 6: Final answer
    x = 14,657.21

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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.