Home / 18,212.72-27,319.04-6,526.84

Finding the Fourth Proportional to 18,212.72, 27,319.04 and 6,526.84

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Solution

The fourth proportional to 18,212.72, 27,319.04 and 6,526.84 is: 9,790.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,212.72 : 27,319.04 = 6,526.84 : x
  2. Step 2: Convert to fraction form
    18,212.72/27,319.04 = 6,526.84/x
  3. Step 3: Cross multiply
    18,212.72x = 27,319.04 × 6,526.84
  4. Step 4: Simplify right side
    18,212.72x = 178,307,003.03
  5. Step 5: Solve for x
    x = 178,307,003.03/18,212.72
  6. Step 6: Final answer
    x = 9,790.25

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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.