Home / 18,210.24-27,309.78-5,059.08

Finding the Fourth Proportional to 18,210.24, 27,309.78 and 5,059.08

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Solution

The fourth proportional to 18,210.24, 27,309.78 and 5,059.08 is: 7,587.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,210.24 : 27,309.78 = 5,059.08 : x
  2. Step 2: Convert to fraction form
    18,210.24/27,309.78 = 5,059.08/x
  3. Step 3: Cross multiply
    18,210.24x = 27,309.78 × 5,059.08
  4. Step 4: Simplify right side
    18,210.24x = 138,162,361.80
  5. Step 5: Solve for x
    x = 138,162,361.80/18,210.24
  6. Step 6: Final answer
    x = 7,587.07

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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.