Home / 14,524.32-21,781.71-4,661.25

Finding the Fourth Proportional to 14,524.32, 21,781.71 and 4,661.25

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Solution

The fourth proportional to 14,524.32, 21,781.71 and 4,661.25 is: 6,990.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,524.32 : 21,781.71 = 4,661.25 : x
  2. Step 2: Convert to fraction form
    14,524.32/21,781.71 = 4,661.25/x
  3. Step 3: Cross multiply
    14,524.32x = 21,781.71 × 4,661.25
  4. Step 4: Simplify right side
    14,524.32x = 101,529,995.74
  5. Step 5: Solve for x
    x = 101,529,995.74/14,524.32
  6. Step 6: Final answer
    x = 6,990.34

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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.