Home / 14,380.44-21,571.59-4,520.13

Finding the Fourth Proportional to 14,380.44, 21,571.59 and 4,520.13

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Solution

The fourth proportional to 14,380.44, 21,571.59 and 4,520.13 is: 6,780.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,380.44 : 21,571.59 = 4,520.13 : x
  2. Step 2: Convert to fraction form
    14,380.44/21,571.59 = 4,520.13/x
  3. Step 3: Cross multiply
    14,380.44x = 21,571.59 × 4,520.13
  4. Step 4: Simplify right side
    14,380.44x = 97,506,391.11
  5. Step 5: Solve for x
    x = 97,506,391.11/14,380.44
  6. Step 6: Final answer
    x = 6,780.49

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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.