Home / 19,167.06-26,450.50-10,783.56

Finding the Fourth Proportional to 19,167.06, 26,450.50 and 10,783.56

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Solution

The fourth proportional to 19,167.06, 26,450.50 and 10,783.56 is: 14,881.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,167.06 : 26,450.50 = 10,783.56 : x
  2. Step 2: Convert to fraction form
    19,167.06/26,450.50 = 10,783.56/x
  3. Step 3: Cross multiply
    19,167.06x = 26,450.50 × 10,783.56
  4. Step 4: Simplify right side
    19,167.06x = 285,230,553.78
  5. Step 5: Solve for x
    x = 285,230,553.78/19,167.06
  6. Step 6: Final answer
    x = 14,881.29

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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.