Home / 49,671.85-68,572.55-38,315.86

Finding the Fourth Proportional to 49,671.85, 68,572.55 and 38,315.86

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Solution

The fourth proportional to 49,671.85, 68,572.55 and 38,315.86 is: 52,895.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,671.85 : 68,572.55 = 38,315.86 : x
  2. Step 2: Convert to fraction form
    49,671.85/68,572.55 = 38,315.86/x
  3. Step 3: Cross multiply
    49,671.85x = 68,572.55 × 38,315.86
  4. Step 4: Simplify right side
    49,671.85x = 2,627,416,225.64
  5. Step 5: Solve for x
    x = 2,627,416,225.64/49,671.85
  6. Step 6: Final answer
    x = 52,895.48

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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.