Home / 49,313.43-68,035.90-28,077.66

Finding the Fourth Proportional to 49,313.43, 68,035.90 and 28,077.66

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Solution

The fourth proportional to 49,313.43, 68,035.90 and 28,077.66 is: 38,737.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,313.43 : 68,035.90 = 28,077.66 : x
  2. Step 2: Convert to fraction form
    49,313.43/68,035.90 = 28,077.66/x
  3. Step 3: Cross multiply
    49,313.43x = 68,035.90 × 28,077.66
  4. Step 4: Simplify right side
    49,313.43x = 1,910,288,867.99
  5. Step 5: Solve for x
    x = 1,910,288,867.99/49,313.43
  6. Step 6: Final answer
    x = 38,737.70

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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.