Home / 31,611.44-47,377.74-17,579

Finding the Fourth Proportional to 31,611.44, 47,377.74 and 17,579

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Solution

The fourth proportional to 31,611.44, 47,377.74 and 17,579 is: 26,346.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,611.44 : 47,377.74 = 17,579 : x
  2. Step 2: Convert to fraction form
    31,611.44/47,377.74 = 17,579/x
  3. Step 3: Cross multiply
    31,611.44x = 47,377.74 × 17,579
  4. Step 4: Simplify right side
    31,611.44x = 832,853,291.46
  5. Step 5: Solve for x
    x = 832,853,291.46/31,611.44
  6. Step 6: Final answer
    x = 26,346.58

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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.