Home / 14,363.26-19,821.11-8,075.63

Finding the Fourth Proportional to 14,363.26, 19,821.11 and 8,075.63

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Solution

The fourth proportional to 14,363.26, 19,821.11 and 8,075.63 is: 11,144.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,363.26 : 19,821.11 = 8,075.63 : x
  2. Step 2: Convert to fraction form
    14,363.26/19,821.11 = 8,075.63/x
  3. Step 3: Cross multiply
    14,363.26x = 19,821.11 × 8,075.63
  4. Step 4: Simplify right side
    14,363.26x = 160,067,959.72
  5. Step 5: Solve for x
    x = 160,067,959.72/14,363.26
  6. Step 6: Final answer
    x = 11,144.27

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1.5x scale

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.