Home / 18,109.81-27,160.26-6,264.37

Finding the Fourth Proportional to 18,109.81, 27,160.26 and 6,264.37

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Solution

The fourth proportional to 18,109.81, 27,160.26 and 6,264.37 is: 9,395.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,109.81 : 27,160.26 = 6,264.37 : x
  2. Step 2: Convert to fraction form
    18,109.81/27,160.26 = 6,264.37/x
  3. Step 3: Cross multiply
    18,109.81x = 27,160.26 × 6,264.37
  4. Step 4: Simplify right side
    18,109.81x = 170,141,917.94
  5. Step 5: Solve for x
    x = 170,141,917.94/18,109.81
  6. Step 6: Final answer
    x = 9,395.01

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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.