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Finding the Fourth Proportional to 16,894.17, 25,345.67 and 6,364.31

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Solution

The fourth proportional to 16,894.17, 25,345.67 and 6,364.31 is: 9,548.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,894.17 : 25,345.67 = 6,364.31 : x
  2. Step 2: Convert to fraction form
    16,894.17/25,345.67 = 6,364.31/x
  3. Step 3: Cross multiply
    16,894.17x = 25,345.67 × 6,364.31
  4. Step 4: Simplify right side
    16,894.17x = 161,307,542.49
  5. Step 5: Solve for x
    x = 161,307,542.49/16,894.17
  6. Step 6: Final answer
    x = 9,548.12

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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.