Home / 25,489.66-38,213.43-11,247.99

Finding the Fourth Proportional to 25,489.66, 38,213.43 and 11,247.99

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Solution

The fourth proportional to 25,489.66, 38,213.43 and 11,247.99 is: 16,862.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,489.66 : 38,213.43 = 11,247.99 : x
  2. Step 2: Convert to fraction form
    25,489.66/38,213.43 = 11,247.99/x
  3. Step 3: Cross multiply
    25,489.66x = 38,213.43 × 11,247.99
  4. Step 4: Simplify right side
    25,489.66x = 429,824,222.27
  5. Step 5: Solve for x
    x = 429,824,222.27/25,489.66
  6. Step 6: Final answer
    x = 16,862.69

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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.