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Finding the Fourth Proportional to 17,652.64, 26,471.18 and 8,295.32

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Solution

The fourth proportional to 17,652.64, 26,471.18 and 8,295.32 is: 12,439.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,652.64 : 26,471.18 = 8,295.32 : x
  2. Step 2: Convert to fraction form
    17,652.64/26,471.18 = 8,295.32/x
  3. Step 3: Cross multiply
    17,652.64x = 26,471.18 × 8,295.32
  4. Step 4: Simplify right side
    17,652.64x = 219,586,908.88
  5. Step 5: Solve for x
    x = 219,586,908.88/17,652.64
  6. Step 6: Final answer
    x = 12,439.32

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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.