Home / 34,664.81-52,020.97-12,478.37

Finding the Fourth Proportional to 34,664.81, 52,020.97 and 12,478.37

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Solution

The fourth proportional to 34,664.81, 52,020.97 and 12,478.37 is: 18,726.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,664.81 : 52,020.97 = 12,478.37 : x
  2. Step 2: Convert to fraction form
    34,664.81/52,020.97 = 12,478.37/x
  3. Step 3: Cross multiply
    34,664.81x = 52,020.97 × 12,478.37
  4. Step 4: Simplify right side
    34,664.81x = 649,136,620.12
  5. Step 5: Solve for x
    x = 649,136,620.12/34,664.81
  6. Step 6: Final answer
    x = 18,726.10

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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.