Home / 36,028.13-49,719.56-19,895.39

Finding the Fourth Proportional to 36,028.13, 49,719.56 and 19,895.39

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Solution

The fourth proportional to 36,028.13, 49,719.56 and 19,895.39 is: 27,456.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,028.13 : 49,719.56 = 19,895.39 : x
  2. Step 2: Convert to fraction form
    36,028.13/49,719.56 = 19,895.39/x
  3. Step 3: Cross multiply
    36,028.13x = 49,719.56 × 19,895.39
  4. Step 4: Simplify right side
    36,028.13x = 989,189,875.20
  5. Step 5: Solve for x
    x = 989,189,875.20/36,028.13
  6. Step 6: Final answer
    x = 27,456.05

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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.