Home / 34,782.43-47,992.76-22,040.59

Finding the Fourth Proportional to 34,782.43, 47,992.76 and 22,040.59

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Solution

The fourth proportional to 34,782.43, 47,992.76 and 22,040.59 is: 30,411.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,782.43 : 47,992.76 = 22,040.59 : x
  2. Step 2: Convert to fraction form
    34,782.43/47,992.76 = 22,040.59/x
  3. Step 3: Cross multiply
    34,782.43x = 47,992.76 × 22,040.59
  4. Step 4: Simplify right side
    34,782.43x = 1,057,788,635.93
  5. Step 5: Solve for x
    x = 1,057,788,635.93/34,782.43
  6. Step 6: Final answer
    x = 30,411.58

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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.