Home / 14,558.07-21,821.53-7,531.01

Finding the Fourth Proportional to 14,558.07, 21,821.53 and 7,531.01

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Solution

The fourth proportional to 14,558.07, 21,821.53 and 7,531.01 is: 11,288.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,558.07 : 21,821.53 = 7,531.01 : x
  2. Step 2: Convert to fraction form
    14,558.07/21,821.53 = 7,531.01/x
  3. Step 3: Cross multiply
    14,558.07x = 21,821.53 × 7,531.01
  4. Step 4: Simplify right side
    14,558.07x = 164,338,160.65
  5. Step 5: Solve for x
    x = 164,338,160.65/14,558.07
  6. Step 6: Final answer
    x = 11,288.46

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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.