Home / 14,222.39-21,332.78-4,361.64

Finding the Fourth Proportional to 14,222.39, 21,332.78 and 4,361.64

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Solution

The fourth proportional to 14,222.39, 21,332.78 and 4,361.64 is: 6,542.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,222.39 : 21,332.78 = 4,361.64 : x
  2. Step 2: Convert to fraction form
    14,222.39/21,332.78 = 4,361.64/x
  3. Step 3: Cross multiply
    14,222.39x = 21,332.78 × 4,361.64
  4. Step 4: Simplify right side
    14,222.39x = 93,045,821.11
  5. Step 5: Solve for x
    x = 93,045,821.11/14,222.39
  6. Step 6: Final answer
    x = 6,542.21

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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.