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Finding the Fourth Proportional to 34,448.90, 51,673.34 and 9,491.58

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Solution

The fourth proportional to 34,448.90, 51,673.34 and 9,491.58 is: 14,237.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,448.90 : 51,673.34 = 9,491.58 : x
  2. Step 2: Convert to fraction form
    34,448.90/51,673.34 = 9,491.58/x
  3. Step 3: Cross multiply
    34,448.90x = 51,673.34 × 9,491.58
  4. Step 4: Simplify right side
    34,448.90x = 490,461,664.21
  5. Step 5: Solve for x
    x = 490,461,664.21/34,448.90
  6. Step 6: Final answer
    x = 14,237.37

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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.