Home / 31,464.45-47,098.26-23,520.78

Finding the Fourth Proportional to 31,464.45, 47,098.26 and 23,520.78

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Solution

The fourth proportional to 31,464.45, 47,098.26 and 23,520.78 is: 35,207.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,464.45 : 47,098.26 = 23,520.78 : x
  2. Step 2: Convert to fraction form
    31,464.45/47,098.26 = 23,520.78/x
  3. Step 3: Cross multiply
    31,464.45x = 47,098.26 × 23,520.78
  4. Step 4: Simplify right side
    31,464.45x = 1,107,787,811.84
  5. Step 5: Solve for x
    x = 1,107,787,811.84/31,464.45
  6. Step 6: Final answer
    x = 35,207.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.