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Finding the Fourth Proportional to 43,903.50, 60,479.91 and 33,282.78

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Solution

The fourth proportional to 43,903.50, 60,479.91 and 33,282.78 is: 45,849.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,903.50 : 60,479.91 = 33,282.78 : x
  2. Step 2: Convert to fraction form
    43,903.50/60,479.91 = 33,282.78/x
  3. Step 3: Cross multiply
    43,903.50x = 60,479.91 × 33,282.78
  4. Step 4: Simplify right side
    43,903.50x = 2,012,939,538.95
  5. Step 5: Solve for x
    x = 2,012,939,538.95/43,903.50
  6. Step 6: Final answer
    x = 45,849.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.