Home / 19,118.88-26,396.91-14,634.63

Finding the Fourth Proportional to 19,118.88, 26,396.91 and 14,634.63

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Solution

The fourth proportional to 19,118.88, 26,396.91 and 14,634.63 is: 20,205.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,118.88 : 26,396.91 = 14,634.63 : x
  2. Step 2: Convert to fraction form
    19,118.88/26,396.91 = 14,634.63/x
  3. Step 3: Cross multiply
    19,118.88x = 26,396.91 × 14,634.63
  4. Step 4: Simplify right side
    19,118.88x = 386,309,010.99
  5. Step 5: Solve for x
    x = 386,309,010.99/19,118.88
  6. Step 6: Final answer
    x = 20,205.63

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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.