Home / 14,247.36-21,375.84-4,386.24

Finding the Fourth Proportional to 14,247.36, 21,375.84 and 4,386.24

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Solution

The fourth proportional to 14,247.36, 21,375.84 and 4,386.24 is: 6,580.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,247.36 : 21,375.84 = 4,386.24 : x
  2. Step 2: Convert to fraction form
    14,247.36/21,375.84 = 4,386.24/x
  3. Step 3: Cross multiply
    14,247.36x = 21,375.84 × 4,386.24
  4. Step 4: Simplify right side
    14,247.36x = 93,759,564.44
  5. Step 5: Solve for x
    x = 93,759,564.44/14,247.36
  6. Step 6: Final answer
    x = 6,580.84

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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.