Home / 14,420.16-21,629.43-5,060.61

Finding the Fourth Proportional to 14,420.16, 21,629.43 and 5,060.61

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Solution

The fourth proportional to 14,420.16, 21,629.43 and 5,060.61 is: 7,590.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,420.16 : 21,629.43 = 5,060.61 : x
  2. Step 2: Convert to fraction form
    14,420.16/21,629.43 = 5,060.61/x
  3. Step 3: Cross multiply
    14,420.16x = 21,629.43 × 5,060.61
  4. Step 4: Simplify right side
    14,420.16x = 109,458,109.75
  5. Step 5: Solve for x
    x = 109,458,109.75/14,420.16
  6. Step 6: Final answer
    x = 7,590.63

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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.