Home / 34,759.95-52,139.38-8,464.47

Finding the Fourth Proportional to 34,759.95, 52,139.38 and 8,464.47

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Solution

The fourth proportional to 34,759.95, 52,139.38 and 8,464.47 is: 12,696.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,759.95 : 52,139.38 = 8,464.47 : x
  2. Step 2: Convert to fraction form
    34,759.95/52,139.38 = 8,464.47/x
  3. Step 3: Cross multiply
    34,759.95x = 52,139.38 × 8,464.47
  4. Step 4: Simplify right side
    34,759.95x = 441,332,217.83
  5. Step 5: Solve for x
    x = 441,332,217.83/34,759.95
  6. Step 6: Final answer
    x = 12,696.57

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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.