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Finding the Fourth Proportional to 17,392.88, 26,083.92 and 5,703.50

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Solution

The fourth proportional to 17,392.88, 26,083.92 and 5,703.50 is: 8,553.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,392.88 : 26,083.92 = 5,703.50 : x
  2. Step 2: Convert to fraction form
    17,392.88/26,083.92 = 5,703.50/x
  3. Step 3: Cross multiply
    17,392.88x = 26,083.92 × 5,703.50
  4. Step 4: Simplify right side
    17,392.88x = 148,769,637.72
  5. Step 5: Solve for x
    x = 148,769,637.72/17,392.88
  6. Step 6: Final answer
    x = 8,553.48

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1.5x scale

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.