Home / 38,990.88-53,790.24-24,840.48

Finding the Fourth Proportional to 38,990.88, 53,790.24 and 24,840.48

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Solution

The fourth proportional to 38,990.88, 53,790.24 and 24,840.48 is: 34,268.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,990.88 : 53,790.24 = 24,840.48 : x
  2. Step 2: Convert to fraction form
    38,990.88/53,790.24 = 24,840.48/x
  3. Step 3: Cross multiply
    38,990.88x = 53,790.24 × 24,840.48
  4. Step 4: Simplify right side
    38,990.88x = 1,336,175,380.92
  5. Step 5: Solve for x
    x = 1,336,175,380.92/38,990.88
  6. Step 6: Final answer
    x = 34,268.92

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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.