Home / 14,419.53-19,891.35-11,733.80

Finding the Fourth Proportional to 14,419.53, 19,891.35 and 11,733.80

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Solution

The fourth proportional to 14,419.53, 19,891.35 and 11,733.80 is: 16,186.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,419.53 : 19,891.35 = 11,733.80 : x
  2. Step 2: Convert to fraction form
    14,419.53/19,891.35 = 11,733.80/x
  3. Step 3: Cross multiply
    14,419.53x = 19,891.35 × 11,733.80
  4. Step 4: Simplify right side
    14,419.53x = 233,401,023.17
  5. Step 5: Solve for x
    x = 233,401,023.17/14,419.53
  6. Step 6: Final answer
    x = 16,186.45

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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.