Home / 47,138.40-65,056.68-27,001.80

Finding the Fourth Proportional to 47,138.40, 65,056.68 and 27,001.80

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Solution

The fourth proportional to 47,138.40, 65,056.68 and 27,001.80 is: 37,265.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,138.40 : 65,056.68 = 27,001.80 : x
  2. Step 2: Convert to fraction form
    47,138.40/65,056.68 = 27,001.80/x
  3. Step 3: Cross multiply
    47,138.40x = 65,056.68 × 27,001.80
  4. Step 4: Simplify right side
    47,138.40x = 1,756,647,462.02
  5. Step 5: Solve for x
    x = 1,756,647,462.02/47,138.40
  6. Step 6: Final answer
    x = 37,265.74

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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.