Home / 25,566.66-38,317.68-11,511.72

Finding the Fourth Proportional to 25,566.66, 38,317.68 and 11,511.72

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Solution

The fourth proportional to 25,566.66, 38,317.68 and 11,511.72 is: 17,253.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,566.66 : 38,317.68 = 11,511.72 : x
  2. Step 2: Convert to fraction form
    25,566.66/38,317.68 = 11,511.72/x
  3. Step 3: Cross multiply
    25,566.66x = 38,317.68 × 11,511.72
  4. Step 4: Simplify right side
    25,566.66x = 441,102,403.21
  5. Step 5: Solve for x
    x = 441,102,403.21/25,566.66
  6. Step 6: Final answer
    x = 17,253.03

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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.