Home / 47,228.87-70,850.97-13,952.28

Finding the Fourth Proportional to 47,228.87, 70,850.97 and 13,952.28

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Solution

The fourth proportional to 47,228.87, 70,850.97 and 13,952.28 is: 20,930.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,228.87 : 70,850.97 = 13,952.28 : x
  2. Step 2: Convert to fraction form
    47,228.87/70,850.97 = 13,952.28/x
  3. Step 3: Cross multiply
    47,228.87x = 70,850.97 × 13,952.28
  4. Step 4: Simplify right side
    47,228.87x = 988,532,571.71
  5. Step 5: Solve for x
    x = 988,532,571.71/47,228.87
  6. Step 6: Final answer
    x = 20,930.69

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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.