Home / 48,983.52-67,611.63-31,990.33

Finding the Fourth Proportional to 48,983.52, 67,611.63 and 31,990.33

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Solution

The fourth proportional to 48,983.52, 67,611.63 and 31,990.33 is: 44,156.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,983.52 : 67,611.63 = 31,990.33 : x
  2. Step 2: Convert to fraction form
    48,983.52/67,611.63 = 31,990.33/x
  3. Step 3: Cross multiply
    48,983.52x = 67,611.63 × 31,990.33
  4. Step 4: Simplify right side
    48,983.52x = 2,162,918,195.59
  5. Step 5: Solve for x
    x = 2,162,918,195.59/48,983.52
  6. Step 6: Final answer
    x = 44,156.04

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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.