Home / 18,529.13-27,796.57-6,220.01

Finding the Fourth Proportional to 18,529.13, 27,796.57 and 6,220.01

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Solution

The fourth proportional to 18,529.13, 27,796.57 and 6,220.01 is: 9,330.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,529.13 : 27,796.57 = 6,220.01 : x
  2. Step 2: Convert to fraction form
    18,529.13/27,796.57 = 6,220.01/x
  3. Step 3: Cross multiply
    18,529.13x = 27,796.57 × 6,220.01
  4. Step 4: Simplify right side
    18,529.13x = 172,894,788.83
  5. Step 5: Solve for x
    x = 172,894,788.83/18,529.13
  6. Step 6: Final answer
    x = 9,330.97

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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.