Home / 26,589.12-39,873.75-8,816.52

Finding the Fourth Proportional to 26,589.12, 39,873.75 and 8,816.52

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Solution

The fourth proportional to 26,589.12, 39,873.75 and 8,816.52 is: 13,221.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,589.12 : 39,873.75 = 8,816.52 : x
  2. Step 2: Convert to fraction form
    26,589.12/39,873.75 = 8,816.52/x
  3. Step 3: Cross multiply
    26,589.12x = 39,873.75 × 8,816.52
  4. Step 4: Simplify right side
    26,589.12x = 351,547,714.35
  5. Step 5: Solve for x
    x = 351,547,714.35/26,589.12
  6. Step 6: Final answer
    x = 13,221.49

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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.