Home / 34,191.95-51,310.82-12,005.39

Finding the Fourth Proportional to 34,191.95, 51,310.82 and 12,005.39

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Solution

The fourth proportional to 34,191.95, 51,310.82 and 12,005.39 is: 18,016.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,191.95 : 51,310.82 = 12,005.39 : x
  2. Step 2: Convert to fraction form
    34,191.95/51,310.82 = 12,005.39/x
  3. Step 3: Cross multiply
    34,191.95x = 51,310.82 × 12,005.39
  4. Step 4: Simplify right side
    34,191.95x = 616,006,563.61
  5. Step 5: Solve for x
    x = 616,006,563.61/34,191.95
  6. Step 6: Final answer
    x = 18,016.13

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1.5x scale

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.