Home / 34,204.76-47,189.58-20,770.94

Finding the Fourth Proportional to 34,204.76, 47,189.58 and 20,770.94

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Solution

The fourth proportional to 34,204.76, 47,189.58 and 20,770.94 is: 28,656.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,204.76 : 47,189.58 = 20,770.94 : x
  2. Step 2: Convert to fraction form
    34,204.76/47,189.58 = 20,770.94/x
  3. Step 3: Cross multiply
    34,204.76x = 47,189.58 × 20,770.94
  4. Step 4: Simplify right side
    34,204.76x = 980,171,934.81
  5. Step 5: Solve for x
    x = 980,171,934.81/34,204.76
  6. Step 6: Final answer
    x = 28,656.01

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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.