Home / 34,394.70-47,470-19,293.46

Finding the Fourth Proportional to 34,394.70, 47,470 and 19,293.46

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Solution

The fourth proportional to 34,394.70, 47,470 and 19,293.46 is: 26,627.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,394.70 : 47,470 = 19,293.46 : x
  2. Step 2: Convert to fraction form
    34,394.70/47,470 = 19,293.46/x
  3. Step 3: Cross multiply
    34,394.70x = 47,470 × 19,293.46
  4. Step 4: Simplify right side
    34,394.70x = 915,860,546.20
  5. Step 5: Solve for x
    x = 915,860,546.20/34,394.70
  6. Step 6: Final answer
    x = 26,627.96

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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.