Home / 34,458.55-47,498.92-28,811.99

Finding the Fourth Proportional to 34,458.55, 47,498.92 and 28,811.99

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Solution

The fourth proportional to 34,458.55, 47,498.92 and 28,811.99 is: 39,715.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,458.55 : 47,498.92 = 28,811.99 : x
  2. Step 2: Convert to fraction form
    34,458.55/47,498.92 = 28,811.99/x
  3. Step 3: Cross multiply
    34,458.55x = 47,498.92 × 28,811.99
  4. Step 4: Simplify right side
    34,458.55x = 1,368,538,408.05
  5. Step 5: Solve for x
    x = 1,368,538,408.05/34,458.55
  6. Step 6: Final answer
    x = 39,715.50

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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.