Home / 34,478.63-47,581.14-19,166.61

Finding the Fourth Proportional to 34,478.63, 47,581.14 and 19,166.61

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Solution

The fourth proportional to 34,478.63, 47,581.14 and 19,166.61 is: 26,450.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,478.63 : 47,581.14 = 19,166.61 : x
  2. Step 2: Convert to fraction form
    34,478.63/47,581.14 = 19,166.61/x
  3. Step 3: Cross multiply
    34,478.63x = 47,581.14 × 19,166.61
  4. Step 4: Simplify right side
    34,478.63x = 911,969,057.90
  5. Step 5: Solve for x
    x = 911,969,057.90/34,478.63
  6. Step 6: Final answer
    x = 26,450.27

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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.