Home / 19,005.54-26,087.12-18,193.56

Finding the Fourth Proportional to 19,005.54, 26,087.12 and 18,193.56

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Solution

The fourth proportional to 19,005.54, 26,087.12 and 18,193.56 is: 24,972.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,005.54 : 26,087.12 = 18,193.56 : x
  2. Step 2: Convert to fraction form
    19,005.54/26,087.12 = 18,193.56/x
  3. Step 3: Cross multiply
    19,005.54x = 26,087.12 × 18,193.56
  4. Step 4: Simplify right side
    19,005.54x = 474,617,491.98
  5. Step 5: Solve for x
    x = 474,617,491.98/19,005.54
  6. Step 6: Final answer
    x = 24,972.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.