Home / 34,107.96-47,056.50-20,669.52

Finding the Fourth Proportional to 34,107.96, 47,056.50 and 20,669.52

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Solution

The fourth proportional to 34,107.96, 47,056.50 and 20,669.52 is: 28,516.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,107.96 : 47,056.50 = 20,669.52 : x
  2. Step 2: Convert to fraction form
    34,107.96/47,056.50 = 20,669.52/x
  3. Step 3: Cross multiply
    34,107.96x = 47,056.50 × 20,669.52
  4. Step 4: Simplify right side
    34,107.96x = 972,635,267.88
  5. Step 5: Solve for x
    x = 972,635,267.88/34,107.96
  6. Step 6: Final answer
    x = 28,516.37

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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.