Home / 15,619.43-23,429.09-4,526.11

Finding the Fourth Proportional to 15,619.43, 23,429.09 and 4,526.11

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Solution

The fourth proportional to 15,619.43, 23,429.09 and 4,526.11 is: 6,789.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,619.43 : 23,429.09 = 4,526.11 : x
  2. Step 2: Convert to fraction form
    15,619.43/23,429.09 = 4,526.11/x
  3. Step 3: Cross multiply
    15,619.43x = 23,429.09 × 4,526.11
  4. Step 4: Simplify right side
    15,619.43x = 106,042,521.39
  5. Step 5: Solve for x
    x = 106,042,521.39/15,619.43
  6. Step 6: Final answer
    x = 6,789.14

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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.