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Finding the Fourth Proportional to 32,710.32, 49,065.36 and 8,086.32

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Solution

The fourth proportional to 32,710.32, 49,065.36 and 8,086.32 is: 12,129.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,710.32 : 49,065.36 = 8,086.32 : x
  2. Step 2: Convert to fraction form
    32,710.32/49,065.36 = 8,086.32/x
  3. Step 3: Cross multiply
    32,710.32x = 49,065.36 × 8,086.32
  4. Step 4: Simplify right side
    32,710.32x = 396,758,201.88
  5. Step 5: Solve for x
    x = 396,758,201.88/32,710.32
  6. Step 6: Final answer
    x = 12,129.45

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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.