Home / 50,317.76-69,509.39-47,660.56

Finding the Fourth Proportional to 50,317.76, 69,509.39 and 47,660.56

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Solution

The fourth proportional to 50,317.76, 69,509.39 and 47,660.56 is: 65,838.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,317.76 : 69,509.39 = 47,660.56 : x
  2. Step 2: Convert to fraction form
    50,317.76/69,509.39 = 47,660.56/x
  3. Step 3: Cross multiply
    50,317.76x = 69,509.39 × 47,660.56
  4. Step 4: Simplify right side
    50,317.76x = 3,312,856,040.58
  5. Step 5: Solve for x
    x = 3,312,856,040.58/50,317.76
  6. Step 6: Final answer
    x = 65,838.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.