Home / 47,838.72-65,971.62-36,488.04

Finding the Fourth Proportional to 47,838.72, 65,971.62 and 36,488.04

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Solution

The fourth proportional to 47,838.72, 65,971.62 and 36,488.04 is: 50,318.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,838.72 : 65,971.62 = 36,488.04 : x
  2. Step 2: Convert to fraction form
    47,838.72/65,971.62 = 36,488.04/x
  3. Step 3: Cross multiply
    47,838.72x = 65,971.62 × 36,488.04
  4. Step 4: Simplify right side
    47,838.72x = 2,407,175,109.42
  5. Step 5: Solve for x
    x = 2,407,175,109.42/47,838.72
  6. Step 6: Final answer
    x = 50,318.55

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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.