Home / 34,672.20-47,847.64-18,756.64

Finding the Fourth Proportional to 34,672.20, 47,847.64 and 18,756.64

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Solution

The fourth proportional to 34,672.20, 47,847.64 and 18,756.64 is: 25,884.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,672.20 : 47,847.64 = 18,756.64 : x
  2. Step 2: Convert to fraction form
    34,672.20/47,847.64 = 18,756.64/x
  3. Step 3: Cross multiply
    34,672.20x = 47,847.64 × 18,756.64
  4. Step 4: Simplify right side
    34,672.20x = 897,460,958.33
  5. Step 5: Solve for x
    x = 897,460,958.33/34,672.20
  6. Step 6: Final answer
    x = 25,884.17

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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.