Home / 25,750.49-38,613.83-11,709.95

Finding the Fourth Proportional to 25,750.49, 38,613.83 and 11,709.95

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Solution

The fourth proportional to 25,750.49, 38,613.83 and 11,709.95 is: 17,559.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,750.49 : 38,613.83 = 11,709.95 : x
  2. Step 2: Convert to fraction form
    25,750.49/38,613.83 = 11,709.95/x
  3. Step 3: Cross multiply
    25,750.49x = 38,613.83 × 11,709.95
  4. Step 4: Simplify right side
    25,750.49x = 452,165,766.99
  5. Step 5: Solve for x
    x = 452,165,766.99/25,750.49
  6. Step 6: Final answer
    x = 17,559.50

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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.