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Finding the Fourth Proportional to 32,826.32, 49,240.16 and 10,639.64

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Solution

The fourth proportional to 32,826.32, 49,240.16 and 10,639.64 is: 15,959.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,826.32 : 49,240.16 = 10,639.64 : x
  2. Step 2: Convert to fraction form
    32,826.32/49,240.16 = 10,639.64/x
  3. Step 3: Cross multiply
    32,826.32x = 49,240.16 × 10,639.64
  4. Step 4: Simplify right side
    32,826.32x = 523,897,575.94
  5. Step 5: Solve for x
    x = 523,897,575.94/32,826.32
  6. Step 6: Final answer
    x = 15,959.68

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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.