Home / 49,669.85-68,569.79-38,313.86

Finding the Fourth Proportional to 49,669.85, 68,569.79 and 38,313.86

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Solution

The fourth proportional to 49,669.85, 68,569.79 and 38,313.86 is: 52,892.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,669.85 : 68,569.79 = 38,313.86 : x
  2. Step 2: Convert to fraction form
    49,669.85/68,569.79 = 38,313.86/x
  3. Step 3: Cross multiply
    49,669.85x = 68,569.79 × 38,313.86
  4. Step 4: Simplify right side
    49,669.85x = 2,627,172,799.87
  5. Step 5: Solve for x
    x = 2,627,172,799.87/49,669.85
  6. Step 6: Final answer
    x = 52,892.70

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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.