Home / 47,390.85-71,081.39-15,797.50

Finding the Fourth Proportional to 47,390.85, 71,081.39 and 15,797.50

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Solution

The fourth proportional to 47,390.85, 71,081.39 and 15,797.50 is: 23,694.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,390.85 : 71,081.39 = 15,797.50 : x
  2. Step 2: Convert to fraction form
    47,390.85/71,081.39 = 15,797.50/x
  3. Step 3: Cross multiply
    47,390.85x = 71,081.39 × 15,797.50
  4. Step 4: Simplify right side
    47,390.85x = 1,122,908,258.53
  5. Step 5: Solve for x
    x = 1,122,908,258.53/47,390.85
  6. Step 6: Final answer
    x = 23,694.62

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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.