Home / 14,075.09-21,109.56-4,716.44

Finding the Fourth Proportional to 14,075.09, 21,109.56 and 4,716.44

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Solution

The fourth proportional to 14,075.09, 21,109.56 and 4,716.44 is: 7,073.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,075.09 : 21,109.56 = 4,716.44 : x
  2. Step 2: Convert to fraction form
    14,075.09/21,109.56 = 4,716.44/x
  3. Step 3: Cross multiply
    14,075.09x = 21,109.56 × 4,716.44
  4. Step 4: Simplify right side
    14,075.09x = 99,561,849.93
  5. Step 5: Solve for x
    x = 99,561,849.93/14,075.09
  6. Step 6: Final answer
    x = 7,073.62

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1.5x scale

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.