Home / 34,880.89-52,320.87-8,585.86

Finding the Fourth Proportional to 34,880.89, 52,320.87 and 8,585.86

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Solution

The fourth proportional to 34,880.89, 52,320.87 and 8,585.86 is: 12,878.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,880.89 : 52,320.87 = 8,585.86 : x
  2. Step 2: Convert to fraction form
    34,880.89/52,320.87 = 8,585.86/x
  3. Step 3: Cross multiply
    34,880.89x = 52,320.87 × 8,585.86
  4. Step 4: Simplify right side
    34,880.89x = 449,219,664.90
  5. Step 5: Solve for x
    x = 449,219,664.90/34,880.89
  6. Step 6: Final answer
    x = 12,878.68

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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.