Home / 34,357.28-47,408.62-20,204.96

Finding the Fourth Proportional to 34,357.28, 47,408.62 and 20,204.96

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Solution

The fourth proportional to 34,357.28, 47,408.62 and 20,204.96 is: 27,880.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,357.28 : 47,408.62 = 20,204.96 : x
  2. Step 2: Convert to fraction form
    34,357.28/47,408.62 = 20,204.96/x
  3. Step 3: Cross multiply
    34,357.28x = 47,408.62 × 20,204.96
  4. Step 4: Simplify right side
    34,357.28x = 957,889,270.76
  5. Step 5: Solve for x
    x = 957,889,270.76/34,357.28
  6. Step 6: Final answer
    x = 27,880.24

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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.