Home / 14,500.89-21,751.16-4,112.64

Finding the Fourth Proportional to 14,500.89, 21,751.16 and 4,112.64

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Solution

The fourth proportional to 14,500.89, 21,751.16 and 4,112.64 is: 6,168.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,500.89 : 21,751.16 = 4,112.64 : x
  2. Step 2: Convert to fraction form
    14,500.89/21,751.16 = 4,112.64/x
  3. Step 3: Cross multiply
    14,500.89x = 21,751.16 × 4,112.64
  4. Step 4: Simplify right side
    14,500.89x = 89,454,670.10
  5. Step 5: Solve for x
    x = 89,454,670.10/14,500.89
  6. Step 6: Final answer
    x = 6,168.91

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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.