Home / 17,520.82-26,256.66-15,569.02

Finding the Fourth Proportional to 17,520.82, 26,256.66 and 15,569.02

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Solution

The fourth proportional to 17,520.82, 26,256.66 and 15,569.02 is: 23,331.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,520.82 : 26,256.66 = 15,569.02 : x
  2. Step 2: Convert to fraction form
    17,520.82/26,256.66 = 15,569.02/x
  3. Step 3: Cross multiply
    17,520.82x = 26,256.66 × 15,569.02
  4. Step 4: Simplify right side
    17,520.82x = 408,790,464.67
  5. Step 5: Solve for x
    x = 408,790,464.67/17,520.82
  6. Step 6: Final answer
    x = 23,331.70

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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.