Home / 60,491.14-90,736.40-15,512.29

Finding the Fourth Proportional to 60,491.14, 90,736.40 and 15,512.29

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Solution

The fourth proportional to 60,491.14, 90,736.40 and 15,512.29 is: 23,268.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,491.14 : 90,736.40 = 15,512.29 : x
  2. Step 2: Convert to fraction form
    60,491.14/90,736.40 = 15,512.29/x
  3. Step 3: Cross multiply
    60,491.14x = 90,736.40 × 15,512.29
  4. Step 4: Simplify right side
    60,491.14x = 1,407,529,350.36
  5. Step 5: Solve for x
    x = 1,407,529,350.36/60,491.14
  6. Step 6: Final answer
    x = 23,268.36

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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.