Home / 14,540.16-21,810.32-4,680

Finding the Fourth Proportional to 14,540.16, 21,810.32 and 4,680

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Solution

The fourth proportional to 14,540.16, 21,810.32 and 4,680 is: 7,020.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,540.16 : 21,810.32 = 4,680 : x
  2. Step 2: Convert to fraction form
    14,540.16/21,810.32 = 4,680/x
  3. Step 3: Cross multiply
    14,540.16x = 21,810.32 × 4,680
  4. Step 4: Simplify right side
    14,540.16x = 102,072,297.60
  5. Step 5: Solve for x
    x = 102,072,297.60/14,540.16
  6. Step 6: Final answer
    x = 7,020.03

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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.