Home / 32,770.66-45,188.49-21,573.22

Finding the Fourth Proportional to 32,770.66, 45,188.49 and 21,573.22

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Solution

The fourth proportional to 32,770.66, 45,188.49 and 21,573.22 is: 29,747.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,770.66 : 45,188.49 = 21,573.22 : x
  2. Step 2: Convert to fraction form
    32,770.66/45,188.49 = 21,573.22/x
  3. Step 3: Cross multiply
    32,770.66x = 45,188.49 × 21,573.22
  4. Step 4: Simplify right side
    32,770.66x = 974,861,236.24
  5. Step 5: Solve for x
    x = 974,861,236.24/32,770.66
  6. Step 6: Final answer
    x = 29,747.99

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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.