Home / 14,125.35-21,165.48-11,480.04

Finding the Fourth Proportional to 14,125.35, 21,165.48 and 11,480.04

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Solution

The fourth proportional to 14,125.35, 21,165.48 and 11,480.04 is: 17,201.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,125.35 : 21,165.48 = 11,480.04 : x
  2. Step 2: Convert to fraction form
    14,125.35/21,165.48 = 11,480.04/x
  3. Step 3: Cross multiply
    14,125.35x = 21,165.48 × 11,480.04
  4. Step 4: Simplify right side
    14,125.35x = 242,980,557.02
  5. Step 5: Solve for x
    x = 242,980,557.02/14,125.35
  6. Step 6: Final answer
    x = 17,201.74

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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.