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Finding the Fourth Proportional to 15,896.71, 23,849.22 and 9,226.79

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Solution

The fourth proportional to 15,896.71, 23,849.22 and 9,226.79 is: 13,842.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,896.71 : 23,849.22 = 9,226.79 : x
  2. Step 2: Convert to fraction form
    15,896.71/23,849.22 = 9,226.79/x
  3. Step 3: Cross multiply
    15,896.71x = 23,849.22 × 9,226.79
  4. Step 4: Simplify right side
    15,896.71x = 220,051,698.47
  5. Step 5: Solve for x
    x = 220,051,698.47/15,896.71
  6. Step 6: Final answer
    x = 13,842.60

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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.