Home / 35,392.96-48,844.29-20,288.13

Finding the Fourth Proportional to 35,392.96, 48,844.29 and 20,288.13

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Solution

The fourth proportional to 35,392.96, 48,844.29 and 20,288.13 is: 27,998.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,392.96 : 48,844.29 = 20,288.13 : x
  2. Step 2: Convert to fraction form
    35,392.96/48,844.29 = 20,288.13/x
  3. Step 3: Cross multiply
    35,392.96x = 48,844.29 × 20,288.13
  4. Step 4: Simplify right side
    35,392.96x = 990,959,198.19
  5. Step 5: Solve for x
    x = 990,959,198.19/35,392.96
  6. Step 6: Final answer
    x = 27,998.76

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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.