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Finding the Fourth Proportional to 17,801.47, 26,703.72 and 4,653.82

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Solution

The fourth proportional to 17,801.47, 26,703.72 and 4,653.82 is: 6,981.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,801.47 : 26,703.72 = 4,653.82 : x
  2. Step 2: Convert to fraction form
    17,801.47/26,703.72 = 4,653.82/x
  3. Step 3: Cross multiply
    17,801.47x = 26,703.72 × 4,653.82
  4. Step 4: Simplify right side
    17,801.47x = 124,274,149.42
  5. Step 5: Solve for x
    x = 124,274,149.42/17,801.47
  6. Step 6: Final answer
    x = 6,981.12

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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.