Home / 19,519-29,247.82-15,087.51

Finding the Fourth Proportional to 19,519, 29,247.82 and 15,087.51

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Solution

The fourth proportional to 19,519, 29,247.82 and 15,087.51 is: 22,607.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,519 : 29,247.82 = 15,087.51 : x
  2. Step 2: Convert to fraction form
    19,519/29,247.82 = 15,087.51/x
  3. Step 3: Cross multiply
    19,519x = 29,247.82 × 15,087.51
  4. Step 4: Simplify right side
    19,519x = 441,276,776.73
  5. Step 5: Solve for x
    x = 441,276,776.73/19,519
  6. Step 6: Final answer
    x = 22,607.55

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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.