Home / 47,138.78-65,050.20-26,993.93

Finding the Fourth Proportional to 47,138.78, 65,050.20 and 26,993.93

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Solution

The fourth proportional to 47,138.78, 65,050.20 and 26,993.93 is: 37,250.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,138.78 : 65,050.20 = 26,993.93 : x
  2. Step 2: Convert to fraction form
    47,138.78/65,050.20 = 26,993.93/x
  3. Step 3: Cross multiply
    47,138.78x = 65,050.20 × 26,993.93
  4. Step 4: Simplify right side
    47,138.78x = 1,755,960,220.04
  5. Step 5: Solve for x
    x = 1,755,960,220.04/47,138.78
  6. Step 6: Final answer
    x = 37,250.87

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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.