Home / 14,625.88-20,184.06-8,338.84

Finding the Fourth Proportional to 14,625.88, 20,184.06 and 8,338.84

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Solution

The fourth proportional to 14,625.88, 20,184.06 and 8,338.84 is: 11,507.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,625.88 : 20,184.06 = 8,338.84 : x
  2. Step 2: Convert to fraction form
    14,625.88/20,184.06 = 8,338.84/x
  3. Step 3: Cross multiply
    14,625.88x = 20,184.06 × 8,338.84
  4. Step 4: Simplify right side
    14,625.88x = 168,311,646.89
  5. Step 5: Solve for x
    x = 168,311,646.89/14,625.88
  6. Step 6: Final answer
    x = 11,507.80

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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.