Home / 14,247.28-21,317.46-11,783.26

Finding the Fourth Proportional to 14,247.28, 21,317.46 and 11,783.26

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Solution

The fourth proportional to 14,247.28, 21,317.46 and 11,783.26 is: 17,630.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,247.28 : 21,317.46 = 11,783.26 : x
  2. Step 2: Convert to fraction form
    14,247.28/21,317.46 = 11,783.26/x
  3. Step 3: Cross multiply
    14,247.28x = 21,317.46 × 11,783.26
  4. Step 4: Simplify right side
    14,247.28x = 251,189,173.72
  5. Step 5: Solve for x
    x = 251,189,173.72/14,247.28
  6. Step 6: Final answer
    x = 17,630.68

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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.