Home / 34,573.68-47,711.96-19,670.64

Finding the Fourth Proportional to 34,573.68, 47,711.96 and 19,670.64

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Solution

The fourth proportional to 34,573.68, 47,711.96 and 19,670.64 is: 27,145.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,573.68 : 47,711.96 = 19,670.64 : x
  2. Step 2: Convert to fraction form
    34,573.68/47,711.96 = 19,670.64/x
  3. Step 3: Cross multiply
    34,573.68x = 47,711.96 × 19,670.64
  4. Step 4: Simplify right side
    34,573.68x = 938,524,788.85
  5. Step 5: Solve for x
    x = 938,524,788.85/34,573.68
  6. Step 6: Final answer
    x = 27,145.64

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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.