Home / 34,250.56-47,265.78-19,143.84

Finding the Fourth Proportional to 34,250.56, 47,265.78 and 19,143.84

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Solution

The fourth proportional to 34,250.56, 47,265.78 and 19,143.84 is: 26,418.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,250.56 : 47,265.78 = 19,143.84 : x
  2. Step 2: Convert to fraction form
    34,250.56/47,265.78 = 19,143.84/x
  3. Step 3: Cross multiply
    34,250.56x = 47,265.78 × 19,143.84
  4. Step 4: Simplify right side
    34,250.56x = 904,848,529.80
  5. Step 5: Solve for x
    x = 904,848,529.80/34,250.56
  6. Step 6: Final answer
    x = 26,418.50

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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.