Home / 34,458.38-47,564.52-20,310.38

Finding the Fourth Proportional to 34,458.38, 47,564.52 and 20,310.38

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Solution

The fourth proportional to 34,458.38, 47,564.52 and 20,310.38 is: 28,035.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,458.38 : 47,564.52 = 20,310.38 : x
  2. Step 2: Convert to fraction form
    34,458.38/47,564.52 = 20,310.38/x
  3. Step 3: Cross multiply
    34,458.38x = 47,564.52 × 20,310.38
  4. Step 4: Simplify right side
    34,458.38x = 966,053,475.72
  5. Step 5: Solve for x
    x = 966,053,475.72/34,458.38
  6. Step 6: Final answer
    x = 28,035.37

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1.5x scale

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.