Home / 47,259.86-65,205.61-27,115.76

Finding the Fourth Proportional to 47,259.86, 65,205.61 and 27,115.76

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Solution

The fourth proportional to 47,259.86, 65,205.61 and 27,115.76 is: 37,412.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,259.86 : 65,205.61 = 27,115.76 : x
  2. Step 2: Convert to fraction form
    47,259.86/65,205.61 = 27,115.76/x
  3. Step 3: Cross multiply
    47,259.86x = 65,205.61 × 27,115.76
  4. Step 4: Simplify right side
    47,259.86x = 1,768,099,766.64
  5. Step 5: Solve for x
    x = 1,768,099,766.64/47,259.86
  6. Step 6: Final answer
    x = 37,412.30

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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.