Home / 34,211.43-51,309.81-19,970.42

Finding the Fourth Proportional to 34,211.43, 51,309.81 and 19,970.42

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Solution

The fourth proportional to 34,211.43, 51,309.81 and 19,970.42 is: 29,951.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,211.43 : 51,309.81 = 19,970.42 : x
  2. Step 2: Convert to fraction form
    34,211.43/51,309.81 = 19,970.42/x
  3. Step 3: Cross multiply
    34,211.43x = 51,309.81 × 19,970.42
  4. Step 4: Simplify right side
    34,211.43x = 1,024,678,455.82
  5. Step 5: Solve for x
    x = 1,024,678,455.82/34,211.43
  6. Step 6: Final answer
    x = 29,951.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.