Home / 34,838.57-52,257.76-12,651.86

Finding the Fourth Proportional to 34,838.57, 52,257.76 and 12,651.86

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Solution

The fourth proportional to 34,838.57, 52,257.76 and 12,651.86 is: 18,977.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,838.57 : 52,257.76 = 12,651.86 : x
  2. Step 2: Convert to fraction form
    34,838.57/52,257.76 = 12,651.86/x
  3. Step 3: Cross multiply
    34,838.57x = 52,257.76 × 12,651.86
  4. Step 4: Simplify right side
    34,838.57x = 661,157,962.45
  5. Step 5: Solve for x
    x = 661,157,962.45/34,838.57
  6. Step 6: Final answer
    x = 18,977.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.