Home / 18,071.48-27,086.42-6,973.26

Finding the Fourth Proportional to 18,071.48, 27,086.42 and 6,973.26

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Solution

The fourth proportional to 18,071.48, 27,086.42 and 6,973.26 is: 10,451.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,071.48 : 27,086.42 = 6,973.26 : x
  2. Step 2: Convert to fraction form
    18,071.48/27,086.42 = 6,973.26/x
  3. Step 3: Cross multiply
    18,071.48x = 27,086.42 × 6,973.26
  4. Step 4: Simplify right side
    18,071.48x = 188,880,649.13
  5. Step 5: Solve for x
    x = 188,880,649.13/18,071.48
  6. Step 6: Final answer
    x = 10,451.86

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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.