Home / 14,575.07-21,865.79-4,714.20

Finding the Fourth Proportional to 14,575.07, 21,865.79 and 4,714.20

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Solution

The fourth proportional to 14,575.07, 21,865.79 and 4,714.20 is: 7,072.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,575.07 : 21,865.79 = 4,714.20 : x
  2. Step 2: Convert to fraction form
    14,575.07/21,865.79 = 4,714.20/x
  3. Step 3: Cross multiply
    14,575.07x = 21,865.79 × 4,714.20
  4. Step 4: Simplify right side
    14,575.07x = 103,079,683.65
  5. Step 5: Solve for x
    x = 103,079,683.65/14,575.07
  6. Step 6: Final answer
    x = 7,072.33

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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.