Home / 35,393.06-48,844.43-20,288.23

Finding the Fourth Proportional to 35,393.06, 48,844.43 and 20,288.23

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Solution

The fourth proportional to 35,393.06, 48,844.43 and 20,288.23 is: 27,998.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,393.06 : 48,844.43 = 20,288.23 : x
  2. Step 2: Convert to fraction form
    35,393.06/48,844.43 = 20,288.23/x
  3. Step 3: Cross multiply
    35,393.06x = 48,844.43 × 20,288.23
  4. Step 4: Simplify right side
    35,393.06x = 990,966,958.67
  5. Step 5: Solve for x
    x = 990,966,958.67/35,393.06
  6. Step 6: Final answer
    x = 27,998.91

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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.