Home / 19,351.04-28,999.13-8,246.52

Finding the Fourth Proportional to 19,351.04, 28,999.13 and 8,246.52

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Solution

The fourth proportional to 19,351.04, 28,999.13 and 8,246.52 is: 12,358.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,351.04 : 28,999.13 = 8,246.52 : x
  2. Step 2: Convert to fraction form
    19,351.04/28,999.13 = 8,246.52/x
  3. Step 3: Cross multiply
    19,351.04x = 28,999.13 × 8,246.52
  4. Step 4: Simplify right side
    19,351.04x = 239,141,864.30
  5. Step 5: Solve for x
    x = 239,141,864.30/19,351.04
  6. Step 6: Final answer
    x = 12,358.09

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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.