Home / 25,509.06-38,247.93-8,861.94

Finding the Fourth Proportional to 25,509.06, 38,247.93 and 8,861.94

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Solution

The fourth proportional to 25,509.06, 38,247.93 and 8,861.94 is: 13,287.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,509.06 : 38,247.93 = 8,861.94 : x
  2. Step 2: Convert to fraction form
    25,509.06/38,247.93 = 8,861.94/x
  3. Step 3: Cross multiply
    25,509.06x = 38,247.93 × 8,861.94
  4. Step 4: Simplify right side
    25,509.06x = 338,950,860.78
  5. Step 5: Solve for x
    x = 338,950,860.78/25,509.06
  6. Step 6: Final answer
    x = 13,287.47

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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.