Home / 47,408.72-65,419.80-27,260.24

Finding the Fourth Proportional to 47,408.72, 65,419.80 and 27,260.24

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Solution

The fourth proportional to 47,408.72, 65,419.80 and 27,260.24 is: 37,616.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,408.72 : 65,419.80 = 27,260.24 : x
  2. Step 2: Convert to fraction form
    47,408.72/65,419.80 = 27,260.24/x
  3. Step 3: Cross multiply
    47,408.72x = 65,419.80 × 27,260.24
  4. Step 4: Simplify right side
    47,408.72x = 1,783,359,448.75
  5. Step 5: Solve for x
    x = 1,783,359,448.75/47,408.72
  6. Step 6: Final answer
    x = 37,616.70

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1.5x scale

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.