Home / 14,081.48-21,125.58-4,721.52

Finding the Fourth Proportional to 14,081.48, 21,125.58 and 4,721.52

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Solution

The fourth proportional to 14,081.48, 21,125.58 and 4,721.52 is: 7,083.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,081.48 : 21,125.58 = 4,721.52 : x
  2. Step 2: Convert to fraction form
    14,081.48/21,125.58 = 4,721.52/x
  3. Step 3: Cross multiply
    14,081.48x = 21,125.58 × 4,721.52
  4. Step 4: Simplify right side
    14,081.48x = 99,744,910.00
  5. Step 5: Solve for x
    x = 99,744,910.00/14,081.48
  6. Step 6: Final answer
    x = 7,083.41

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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.