Home / 18,608.08-27,914.68-5,461.36

Finding the Fourth Proportional to 18,608.08, 27,914.68 and 5,461.36

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Solution

The fourth proportional to 18,608.08, 27,914.68 and 5,461.36 is: 8,192.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,608.08 : 27,914.68 = 5,461.36 : x
  2. Step 2: Convert to fraction form
    18,608.08/27,914.68 = 5,461.36/x
  3. Step 3: Cross multiply
    18,608.08x = 27,914.68 × 5,461.36
  4. Step 4: Simplify right side
    18,608.08x = 152,452,116.76
  5. Step 5: Solve for x
    x = 152,452,116.76/18,608.08
  6. Step 6: Final answer
    x = 8,192.79

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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.