Home / 33,272.83-49,880.08-12,491.47

Finding the Fourth Proportional to 33,272.83, 49,880.08 and 12,491.47

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Solution

The fourth proportional to 33,272.83, 49,880.08 and 12,491.47 is: 18,726.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,272.83 : 49,880.08 = 12,491.47 : x
  2. Step 2: Convert to fraction form
    33,272.83/49,880.08 = 12,491.47/x
  3. Step 3: Cross multiply
    33,272.83x = 49,880.08 × 12,491.47
  4. Step 4: Simplify right side
    33,272.83x = 623,075,522.92
  5. Step 5: Solve for x
    x = 623,075,522.92/33,272.83
  6. Step 6: Final answer
    x = 18,726.26

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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.