Home / 44,919.25-67,378.60-11,639.23

Finding the Fourth Proportional to 44,919.25, 67,378.60 and 11,639.23

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Solution

The fourth proportional to 44,919.25, 67,378.60 and 11,639.23 is: 17,458.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,919.25 : 67,378.60 = 11,639.23 : x
  2. Step 2: Convert to fraction form
    44,919.25/67,378.60 = 11,639.23/x
  3. Step 3: Cross multiply
    44,919.25x = 67,378.60 × 11,639.23
  4. Step 4: Simplify right side
    44,919.25x = 784,235,022.48
  5. Step 5: Solve for x
    x = 784,235,022.48/44,919.25
  6. Step 6: Final answer
    x = 17,458.77

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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.