Home / 25,983.08-38,945.46-12,844.68

Finding the Fourth Proportional to 25,983.08, 38,945.46 and 12,844.68

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Solution

The fourth proportional to 25,983.08, 38,945.46 and 12,844.68 is: 19,252.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,983.08 : 38,945.46 = 12,844.68 : x
  2. Step 2: Convert to fraction form
    25,983.08/38,945.46 = 12,844.68/x
  3. Step 3: Cross multiply
    25,983.08x = 38,945.46 × 12,844.68
  4. Step 4: Simplify right side
    25,983.08x = 500,241,873.79
  5. Step 5: Solve for x
    x = 500,241,873.79/25,983.08
  6. Step 6: Final answer
    x = 19,252.60

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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.