Home / 35,015.32-48,321.66-19,906.12

Finding the Fourth Proportional to 35,015.32, 48,321.66 and 19,906.12

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Solution

The fourth proportional to 35,015.32, 48,321.66 and 19,906.12 is: 27,470.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,015.32 : 48,321.66 = 19,906.12 : x
  2. Step 2: Convert to fraction form
    35,015.32/48,321.66 = 19,906.12/x
  3. Step 3: Cross multiply
    35,015.32x = 48,321.66 × 19,906.12
  4. Step 4: Simplify right side
    35,015.32x = 961,896,762.56
  5. Step 5: Solve for x
    x = 961,896,762.56/35,015.32
  6. Step 6: Final answer
    x = 27,470.74

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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.