Home / 20,064.33-27,688.32-11,566.26

Finding the Fourth Proportional to 20,064.33, 27,688.32 and 11,566.26

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Solution

The fourth proportional to 20,064.33, 27,688.32 and 11,566.26 is: 15,961.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,064.33 : 27,688.32 = 11,566.26 : x
  2. Step 2: Convert to fraction form
    20,064.33/27,688.32 = 11,566.26/x
  3. Step 3: Cross multiply
    20,064.33x = 27,688.32 × 11,566.26
  4. Step 4: Simplify right side
    20,064.33x = 320,250,308.08
  5. Step 5: Solve for x
    x = 320,250,308.08/20,064.33
  6. Step 6: Final answer
    x = 15,961.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.