Home / 31,934.07-47,926.62-18,797.49

Finding the Fourth Proportional to 31,934.07, 47,926.62 and 18,797.49

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Solution

The fourth proportional to 31,934.07, 47,926.62 and 18,797.49 is: 28,211.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,934.07 : 47,926.62 = 18,797.49 : x
  2. Step 2: Convert to fraction form
    31,934.07/47,926.62 = 18,797.49/x
  3. Step 3: Cross multiply
    31,934.07x = 47,926.62 × 18,797.49
  4. Step 4: Simplify right side
    31,934.07x = 900,900,160.18
  5. Step 5: Solve for x
    x = 900,900,160.18/31,934.07
  6. Step 6: Final answer
    x = 28,211.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.