Home / 47,299.20-65,272.84-26,078.80

Finding the Fourth Proportional to 47,299.20, 65,272.84 and 26,078.80

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Solution

The fourth proportional to 47,299.20, 65,272.84 and 26,078.80 is: 35,988.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,299.20 : 65,272.84 = 26,078.80 : x
  2. Step 2: Convert to fraction form
    47,299.20/65,272.84 = 26,078.80/x
  3. Step 3: Cross multiply
    47,299.20x = 65,272.84 × 26,078.80
  4. Step 4: Simplify right side
    47,299.20x = 1,702,237,339.79
  5. Step 5: Solve for x
    x = 1,702,237,339.79/47,299.20
  6. Step 6: Final answer
    x = 35,988.71

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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.