Home / 14,334.24-21,490.48-7,404.32

Finding the Fourth Proportional to 14,334.24, 21,490.48 and 7,404.32

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Solution

The fourth proportional to 14,334.24, 21,490.48 and 7,404.32 is: 11,100.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,334.24 : 21,490.48 = 7,404.32 : x
  2. Step 2: Convert to fraction form
    14,334.24/21,490.48 = 7,404.32/x
  3. Step 3: Cross multiply
    14,334.24x = 21,490.48 × 7,404.32
  4. Step 4: Simplify right side
    14,334.24x = 159,122,390.87
  5. Step 5: Solve for x
    x = 159,122,390.87/14,334.24
  6. Step 6: Final answer
    x = 11,100.86

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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.