Home / 49,760.12-68,702.04-38,254.64

Finding the Fourth Proportional to 49,760.12, 68,702.04 and 38,254.64

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Solution

The fourth proportional to 49,760.12, 68,702.04 and 38,254.64 is: 52,816.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,760.12 : 68,702.04 = 38,254.64 : x
  2. Step 2: Convert to fraction form
    49,760.12/68,702.04 = 38,254.64/x
  3. Step 3: Cross multiply
    49,760.12x = 68,702.04 × 38,254.64
  4. Step 4: Simplify right side
    49,760.12x = 2,628,171,807.47
  5. Step 5: Solve for x
    x = 2,628,171,807.47/49,760.12
  6. Step 6: Final answer
    x = 52,816.83

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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.