Home / 21,846.65-32,802.75-12,497.22

Finding the Fourth Proportional to 21,846.65, 32,802.75 and 12,497.22

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Solution

The fourth proportional to 21,846.65, 32,802.75 and 12,497.22 is: 18,764.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,846.65 : 32,802.75 = 12,497.22 : x
  2. Step 2: Convert to fraction form
    21,846.65/32,802.75 = 12,497.22/x
  3. Step 3: Cross multiply
    21,846.65x = 32,802.75 × 12,497.22
  4. Step 4: Simplify right side
    21,846.65x = 409,943,183.36
  5. Step 5: Solve for x
    x = 409,943,183.36/21,846.65
  6. Step 6: Final answer
    x = 18,764.58

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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.