Home / 20,712.06-31,072.44-6,673.14

Finding the Fourth Proportional to 20,712.06, 31,072.44 and 6,673.14

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Solution

The fourth proportional to 20,712.06, 31,072.44 and 6,673.14 is: 10,011.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,712.06 : 31,072.44 = 6,673.14 : x
  2. Step 2: Convert to fraction form
    20,712.06/31,072.44 = 6,673.14/x
  3. Step 3: Cross multiply
    20,712.06x = 31,072.44 × 6,673.14
  4. Step 4: Simplify right side
    20,712.06x = 207,350,742.26
  5. Step 5: Solve for x
    x = 207,350,742.26/20,712.06
  6. Step 6: Final answer
    x = 10,011.11

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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.