Home / 34,204.26-47,188.89-20,770.44

Finding the Fourth Proportional to 34,204.26, 47,188.89 and 20,770.44

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Solution

The fourth proportional to 34,204.26, 47,188.89 and 20,770.44 is: 28,655.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,204.26 : 47,188.89 = 20,770.44 : x
  2. Step 2: Convert to fraction form
    34,204.26/47,188.89 = 20,770.44/x
  3. Step 3: Cross multiply
    34,204.26x = 47,188.89 × 20,770.44
  4. Step 4: Simplify right side
    34,204.26x = 980,134,008.41
  5. Step 5: Solve for x
    x = 980,134,008.41/34,204.26
  6. Step 6: Final answer
    x = 28,655.32

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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.