Home / 14,615.70-21,923.75-4,755.03

Finding the Fourth Proportional to 14,615.70, 21,923.75 and 4,755.03

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Solution

The fourth proportional to 14,615.70, 21,923.75 and 4,755.03 is: 7,132.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,615.70 : 21,923.75 = 4,755.03 : x
  2. Step 2: Convert to fraction form
    14,615.70/21,923.75 = 4,755.03/x
  3. Step 3: Cross multiply
    14,615.70x = 21,923.75 × 4,755.03
  4. Step 4: Simplify right side
    14,615.70x = 104,248,088.96
  5. Step 5: Solve for x
    x = 104,248,088.96/14,615.70
  6. Step 6: Final answer
    x = 7,132.61

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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.