Home / 32,668.20-49,008.90-12,947.46

Finding the Fourth Proportional to 32,668.20, 49,008.90 and 12,947.46

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Solution

The fourth proportional to 32,668.20, 49,008.90 and 12,947.46 is: 19,423.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,668.20 : 49,008.90 = 12,947.46 : x
  2. Step 2: Convert to fraction form
    32,668.20/49,008.90 = 12,947.46/x
  3. Step 3: Cross multiply
    32,668.20x = 49,008.90 × 12,947.46
  4. Step 4: Simplify right side
    32,668.20x = 634,540,772.39
  5. Step 5: Solve for x
    x = 634,540,772.39/32,668.20
  6. Step 6: Final answer
    x = 19,423.81

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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.