Home / 34,085.12-51,135.88-10,711.54

Finding the Fourth Proportional to 34,085.12, 51,135.88 and 10,711.54

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Solution

The fourth proportional to 34,085.12, 51,135.88 and 10,711.54 is: 16,069.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,085.12 : 51,135.88 = 10,711.54 : x
  2. Step 2: Convert to fraction form
    34,085.12/51,135.88 = 10,711.54/x
  3. Step 3: Cross multiply
    34,085.12x = 51,135.88 × 10,711.54
  4. Step 4: Simplify right side
    34,085.12x = 547,744,024.06
  5. Step 5: Solve for x
    x = 547,744,024.06/34,085.12
  6. Step 6: Final answer
    x = 16,069.89

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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.