Home / 27,921.10-41,847.56-13,110.24

Finding the Fourth Proportional to 27,921.10, 41,847.56 and 13,110.24

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Solution

The fourth proportional to 27,921.10, 41,847.56 and 13,110.24 is: 19,649.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,921.10 : 41,847.56 = 13,110.24 : x
  2. Step 2: Convert to fraction form
    27,921.10/41,847.56 = 13,110.24/x
  3. Step 3: Cross multiply
    27,921.10x = 41,847.56 × 13,110.24
  4. Step 4: Simplify right side
    27,921.10x = 548,631,555.01
  5. Step 5: Solve for x
    x = 548,631,555.01/27,921.10
  6. Step 6: Final answer
    x = 19,649.35

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Double scale
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Similar ratio
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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.