Home / 67,274.50-92,838.84-38,996.59

Finding the Fourth Proportional to 67,274.50, 92,838.84 and 38,996.59

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Solution

The fourth proportional to 67,274.50, 92,838.84 and 38,996.59 is: 53,815.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,274.50 : 92,838.84 = 38,996.59 : x
  2. Step 2: Convert to fraction form
    67,274.50/92,838.84 = 38,996.59/x
  3. Step 3: Cross multiply
    67,274.50x = 92,838.84 × 38,996.59
  4. Step 4: Simplify right side
    67,274.50x = 3,620,398,179.56
  5. Step 5: Solve for x
    x = 3,620,398,179.56/67,274.50
  6. Step 6: Final answer
    x = 53,815.31

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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.