Home / 25,489.99-38,247.53-11,459.95

Finding the Fourth Proportional to 25,489.99, 38,247.53 and 11,459.95

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Solution

The fourth proportional to 25,489.99, 38,247.53 and 11,459.95 is: 17,195.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,489.99 : 38,247.53 = 11,459.95 : x
  2. Step 2: Convert to fraction form
    25,489.99/38,247.53 = 11,459.95/x
  3. Step 3: Cross multiply
    25,489.99x = 38,247.53 × 11,459.95
  4. Step 4: Simplify right side
    25,489.99x = 438,314,628.50
  5. Step 5: Solve for x
    x = 438,314,628.50/25,489.99
  6. Step 6: Final answer
    x = 17,195.56

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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.