Home / 31,756.68-43,824.06-17,611.92

Finding the Fourth Proportional to 31,756.68, 43,824.06 and 17,611.92

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Solution

The fourth proportional to 31,756.68, 43,824.06 and 17,611.92 is: 24,304.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,756.68 : 43,824.06 = 17,611.92 : x
  2. Step 2: Convert to fraction form
    31,756.68/43,824.06 = 17,611.92/x
  3. Step 3: Cross multiply
    31,756.68x = 43,824.06 × 17,611.92
  4. Step 4: Simplify right side
    31,756.68x = 771,825,838.80
  5. Step 5: Solve for x
    x = 771,825,838.80/31,756.68
  6. Step 6: Final answer
    x = 24,304.36

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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.