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Finding the Fourth Proportional to 32,986.40, 49,479.64 and 8,026.27

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Solution

The fourth proportional to 32,986.40, 49,479.64 and 8,026.27 is: 12,039.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,986.40 : 49,479.64 = 8,026.27 : x
  2. Step 2: Convert to fraction form
    32,986.40/49,479.64 = 8,026.27/x
  3. Step 3: Cross multiply
    32,986.40x = 49,479.64 × 8,026.27
  4. Step 4: Simplify right side
    32,986.40x = 397,136,806.38
  5. Step 5: Solve for x
    x = 397,136,806.38/32,986.40
  6. Step 6: Final answer
    x = 12,039.41

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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.