Home / 13,356.36-20,032.38-5,035.68

Finding the Fourth Proportional to 13,356.36, 20,032.38 and 5,035.68

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Solution

The fourth proportional to 13,356.36, 20,032.38 and 5,035.68 is: 7,552.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,356.36 : 20,032.38 = 5,035.68 : x
  2. Step 2: Convert to fraction form
    13,356.36/20,032.38 = 5,035.68/x
  3. Step 3: Cross multiply
    13,356.36x = 20,032.38 × 5,035.68
  4. Step 4: Simplify right side
    13,356.36x = 100,876,655.32
  5. Step 5: Solve for x
    x = 100,876,655.32/13,356.36
  6. Step 6: Final answer
    x = 7,552.71

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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.