Home / 47,399.60-65,408.14-26,177.20

Finding the Fourth Proportional to 47,399.60, 65,408.14 and 26,177.20

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Solution

The fourth proportional to 47,399.60, 65,408.14 and 26,177.20 is: 36,122.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,399.60 : 65,408.14 = 26,177.20 : x
  2. Step 2: Convert to fraction form
    47,399.60/65,408.14 = 26,177.20/x
  3. Step 3: Cross multiply
    47,399.60x = 65,408.14 × 26,177.20
  4. Step 4: Simplify right side
    47,399.60x = 1,712,201,962.41
  5. Step 5: Solve for x
    x = 1,712,201,962.41/47,399.60
  6. Step 6: Final answer
    x = 36,122.71

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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.