Home / 31,835.42-47,719.82-17,774.82

Finding the Fourth Proportional to 31,835.42, 47,719.82 and 17,774.82

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Solution

The fourth proportional to 31,835.42, 47,719.82 and 17,774.82 is: 26,643.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,835.42 : 47,719.82 = 17,774.82 : x
  2. Step 2: Convert to fraction form
    31,835.42/47,719.82 = 17,774.82/x
  3. Step 3: Cross multiply
    31,835.42x = 47,719.82 × 17,774.82
  4. Step 4: Simplify right side
    31,835.42x = 848,211,122.06
  5. Step 5: Solve for x
    x = 848,211,122.06/31,835.42
  6. Step 6: Final answer
    x = 26,643.63

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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.