Home / 14,363.59-19,821.70-8,075.96

Finding the Fourth Proportional to 14,363.59, 19,821.70 and 8,075.96

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Solution

The fourth proportional to 14,363.59, 19,821.70 and 8,075.96 is: 11,144.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,363.59 : 19,821.70 = 8,075.96 : x
  2. Step 2: Convert to fraction form
    14,363.59/19,821.70 = 8,075.96/x
  3. Step 3: Cross multiply
    14,363.59x = 19,821.70 × 8,075.96
  4. Step 4: Simplify right side
    14,363.59x = 160,079,256.33
  5. Step 5: Solve for x
    x = 160,079,256.33/14,363.59
  6. Step 6: Final answer
    x = 11,144.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.