Home / 20,796.06-31,189.50-6,001.76

Finding the Fourth Proportional to 20,796.06, 31,189.50 and 6,001.76

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Solution

The fourth proportional to 20,796.06, 31,189.50 and 6,001.76 is: 9,001.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,796.06 : 31,189.50 = 6,001.76 : x
  2. Step 2: Convert to fraction form
    20,796.06/31,189.50 = 6,001.76/x
  3. Step 3: Cross multiply
    20,796.06x = 31,189.50 × 6,001.76
  4. Step 4: Simplify right side
    20,796.06x = 187,191,971.49
  5. Step 5: Solve for x
    x = 187,191,971.49/20,796.06
  6. Step 6: Final answer
    x = 9,001.32

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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.