Home / 14,293.74-21,439.94-3,905.52

Finding the Fourth Proportional to 14,293.74, 21,439.94 and 3,905.52

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Solution

The fourth proportional to 14,293.74, 21,439.94 and 3,905.52 is: 5,858.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,293.74 : 21,439.94 = 3,905.52 : x
  2. Step 2: Convert to fraction form
    14,293.74/21,439.94 = 3,905.52/x
  3. Step 3: Cross multiply
    14,293.74x = 21,439.94 × 3,905.52
  4. Step 4: Simplify right side
    14,293.74x = 83,734,114.47
  5. Step 5: Solve for x
    x = 83,734,114.47/14,293.74
  6. Step 6: Final answer
    x = 5,858.10

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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.