Home / 50,695.47-69,958.49-28,035.72

Finding the Fourth Proportional to 50,695.47, 69,958.49 and 28,035.72

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Solution

The fourth proportional to 50,695.47, 69,958.49 and 28,035.72 is: 38,688.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,695.47 : 69,958.49 = 28,035.72 : x
  2. Step 2: Convert to fraction form
    50,695.47/69,958.49 = 28,035.72/x
  3. Step 3: Cross multiply
    50,695.47x = 69,958.49 × 28,035.72
  4. Step 4: Simplify right side
    50,695.47x = 1,961,336,497.08
  5. Step 5: Solve for x
    x = 1,961,336,497.08/50,695.47
  6. Step 6: Final answer
    x = 38,688.59

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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.