Home / 35,832.08-49,447.32-19,917.20

Finding the Fourth Proportional to 35,832.08, 49,447.32 and 19,917.20

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Solution

The fourth proportional to 35,832.08, 49,447.32 and 19,917.20 is: 27,485.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,832.08 : 49,447.32 = 19,917.20 : x
  2. Step 2: Convert to fraction form
    35,832.08/49,447.32 = 19,917.20/x
  3. Step 3: Cross multiply
    35,832.08x = 49,447.32 × 19,917.20
  4. Step 4: Simplify right side
    35,832.08x = 984,852,161.90
  5. Step 5: Solve for x
    x = 984,852,161.90/35,832.08
  6. Step 6: Final answer
    x = 27,485.21

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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.