Home / 60,693.36-91,022.22-21,243.12

Finding the Fourth Proportional to 60,693.36, 91,022.22 and 21,243.12

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Solution

The fourth proportional to 60,693.36, 91,022.22 and 21,243.12 is: 31,858.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,693.36 : 91,022.22 = 21,243.12 : x
  2. Step 2: Convert to fraction form
    60,693.36/91,022.22 = 21,243.12/x
  3. Step 3: Cross multiply
    60,693.36x = 91,022.22 × 21,243.12
  4. Step 4: Simplify right side
    60,693.36x = 1,933,595,942.13
  5. Step 5: Solve for x
    x = 1,933,595,942.13/60,693.36
  6. Step 6: Final answer
    x = 31,858.44

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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.