Home / 14,152.64-21,230.03-3,764.12

Finding the Fourth Proportional to 14,152.64, 21,230.03 and 3,764.12

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Solution

The fourth proportional to 14,152.64, 21,230.03 and 3,764.12 is: 5,646.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,152.64 : 21,230.03 = 3,764.12 : x
  2. Step 2: Convert to fraction form
    14,152.64/21,230.03 = 3,764.12/x
  3. Step 3: Cross multiply
    14,152.64x = 21,230.03 × 3,764.12
  4. Step 4: Simplify right side
    14,152.64x = 79,912,283.78
  5. Step 5: Solve for x
    x = 79,912,283.78/14,152.64
  6. Step 6: Final answer
    x = 5,646.46

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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.