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Finding the Fourth Proportional to 17,846.64, 26,772.32 and 6,600.45

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Solution

The fourth proportional to 17,846.64, 26,772.32 and 6,600.45 is: 9,901.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,846.64 : 26,772.32 = 6,600.45 : x
  2. Step 2: Convert to fraction form
    17,846.64/26,772.32 = 6,600.45/x
  3. Step 3: Cross multiply
    17,846.64x = 26,772.32 × 6,600.45
  4. Step 4: Simplify right side
    17,846.64x = 176,709,326.54
  5. Step 5: Solve for x
    x = 176,709,326.54/17,846.64
  6. Step 6: Final answer
    x = 9,901.55

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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.