Home / 19,011.05-26,235.42-10,512.73

Finding the Fourth Proportional to 19,011.05, 26,235.42 and 10,512.73

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Solution

The fourth proportional to 19,011.05, 26,235.42 and 10,512.73 is: 14,507.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,011.05 : 26,235.42 = 10,512.73 : x
  2. Step 2: Convert to fraction form
    19,011.05/26,235.42 = 10,512.73/x
  3. Step 3: Cross multiply
    19,011.05x = 26,235.42 × 10,512.73
  4. Step 4: Simplify right side
    19,011.05x = 275,805,821.31
  5. Step 5: Solve for x
    x = 275,805,821.31/19,011.05
  6. Step 6: Final answer
    x = 14,507.66

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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.