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Finding the Fourth Proportional to 17,106.76, 23,601.78 and 9,551.86

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Solution

The fourth proportional to 17,106.76, 23,601.78 and 9,551.86 is: 13,178.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,106.76 : 23,601.78 = 9,551.86 : x
  2. Step 2: Convert to fraction form
    17,106.76/23,601.78 = 9,551.86/x
  3. Step 3: Cross multiply
    17,106.76x = 23,601.78 × 9,551.86
  4. Step 4: Simplify right side
    17,106.76x = 225,440,898.31
  5. Step 5: Solve for x
    x = 225,440,898.31/17,106.76
  6. Step 6: Final answer
    x = 13,178.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.