Home / 31,639.50-47,467.19-9,452.79

Finding the Fourth Proportional to 31,639.50, 47,467.19 and 9,452.79

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Solution

The fourth proportional to 31,639.50, 47,467.19 and 9,452.79 is: 14,181.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,639.50 : 47,467.19 = 9,452.79 : x
  2. Step 2: Convert to fraction form
    31,639.50/47,467.19 = 9,452.79/x
  3. Step 3: Cross multiply
    31,639.50x = 47,467.19 × 9,452.79
  4. Step 4: Simplify right side
    31,639.50x = 448,697,331.70
  5. Step 5: Solve for x
    x = 448,697,331.70/31,639.50
  6. Step 6: Final answer
    x = 14,181.56

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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.