Home / 14,217.64-21,372.38-13,182.44

Finding the Fourth Proportional to 14,217.64, 21,372.38 and 13,182.44

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Solution

The fourth proportional to 14,217.64, 21,372.38 and 13,182.44 is: 19,816.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,217.64 : 21,372.38 = 13,182.44 : x
  2. Step 2: Convert to fraction form
    14,217.64/21,372.38 = 13,182.44/x
  3. Step 3: Cross multiply
    14,217.64x = 21,372.38 × 13,182.44
  4. Step 4: Simplify right side
    14,217.64x = 281,740,117.01
  5. Step 5: Solve for x
    x = 281,740,117.01/14,217.64
  6. Step 6: Final answer
    x = 19,816.24

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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.