Home / 14,472.60-21,712.32-11,522.20

Finding the Fourth Proportional to 14,472.60, 21,712.32 and 11,522.20

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Solution

The fourth proportional to 14,472.60, 21,712.32 and 11,522.20 is: 17,286.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,472.60 : 21,712.32 = 11,522.20 : x
  2. Step 2: Convert to fraction form
    14,472.60/21,712.32 = 11,522.20/x
  3. Step 3: Cross multiply
    14,472.60x = 21,712.32 × 11,522.20
  4. Step 4: Simplify right side
    14,472.60x = 250,173,631.32
  5. Step 5: Solve for x
    x = 250,173,631.32/14,472.60
  6. Step 6: Final answer
    x = 17,286.02

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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.