Home / 18,077.06-27,081.36-10,659.48

Finding the Fourth Proportional to 18,077.06, 27,081.36 and 10,659.48

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Solution

The fourth proportional to 18,077.06, 27,081.36 and 10,659.48 is: 15,969.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,077.06 : 27,081.36 = 10,659.48 : x
  2. Step 2: Convert to fraction form
    18,077.06/27,081.36 = 10,659.48/x
  3. Step 3: Cross multiply
    18,077.06x = 27,081.36 × 10,659.48
  4. Step 4: Simplify right side
    18,077.06x = 288,673,215.29
  5. Step 5: Solve for x
    x = 288,673,215.29/18,077.06
  6. Step 6: Final answer
    x = 15,969.04

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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.