Home / 34,770.63-52,142.85-12,578.52

Finding the Fourth Proportional to 34,770.63, 52,142.85 and 12,578.52

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Solution

The fourth proportional to 34,770.63, 52,142.85 and 12,578.52 is: 18,863.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,770.63 : 52,142.85 = 12,578.52 : x
  2. Step 2: Convert to fraction form
    34,770.63/52,142.85 = 12,578.52/x
  3. Step 3: Cross multiply
    34,770.63x = 52,142.85 × 12,578.52
  4. Step 4: Simplify right side
    34,770.63x = 655,879,881.58
  5. Step 5: Solve for x
    x = 655,879,881.58/34,770.63
  6. Step 6: Final answer
    x = 18,863.04

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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.