Home / 20,835.06-31,251.72-6,043.68

Finding the Fourth Proportional to 20,835.06, 31,251.72 and 6,043.68

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Solution

The fourth proportional to 20,835.06, 31,251.72 and 6,043.68 is: 9,065.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,835.06 : 31,251.72 = 6,043.68 : x
  2. Step 2: Convert to fraction form
    20,835.06/31,251.72 = 6,043.68/x
  3. Step 3: Cross multiply
    20,835.06x = 31,251.72 × 6,043.68
  4. Step 4: Simplify right side
    20,835.06x = 188,875,395.13
  5. Step 5: Solve for x
    x = 188,875,395.13/20,835.06
  6. Step 6: Final answer
    x = 9,065.27

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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.