Home / 34,274.61-47,299.59-20,846.43

Finding the Fourth Proportional to 34,274.61, 47,299.59 and 20,846.43

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Solution

The fourth proportional to 34,274.61, 47,299.59 and 20,846.43 is: 28,768.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,274.61 : 47,299.59 = 20,846.43 : x
  2. Step 2: Convert to fraction form
    34,274.61/47,299.59 = 20,846.43/x
  3. Step 3: Cross multiply
    34,274.61x = 47,299.59 × 20,846.43
  4. Step 4: Simplify right side
    34,274.61x = 986,027,591.96
  5. Step 5: Solve for x
    x = 986,027,591.96/34,274.61
  6. Step 6: Final answer
    x = 28,768.46

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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.