Home / 14,168.44-21,256.02-4,308.28

Finding the Fourth Proportional to 14,168.44, 21,256.02 and 4,308.28

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Solution

The fourth proportional to 14,168.44, 21,256.02 and 4,308.28 is: 6,463.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,168.44 : 21,256.02 = 4,308.28 : x
  2. Step 2: Convert to fraction form
    14,168.44/21,256.02 = 4,308.28/x
  3. Step 3: Cross multiply
    14,168.44x = 21,256.02 × 4,308.28
  4. Step 4: Simplify right side
    14,168.44x = 91,576,885.85
  5. Step 5: Solve for x
    x = 91,576,885.85/14,168.44
  6. Step 6: Final answer
    x = 6,463.44

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1.5x scale

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.