Home / 20,596.96-30,744.70-17,693.92

Finding the Fourth Proportional to 20,596.96, 30,744.70 and 17,693.92

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Solution

The fourth proportional to 20,596.96, 30,744.70 and 17,693.92 is: 26,411.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,596.96 : 30,744.70 = 17,693.92 : x
  2. Step 2: Convert to fraction form
    20,596.96/30,744.70 = 17,693.92/x
  3. Step 3: Cross multiply
    20,596.96x = 30,744.70 × 17,693.92
  4. Step 4: Simplify right side
    20,596.96x = 543,994,262.22
  5. Step 5: Solve for x
    x = 543,994,262.22/20,596.96
  6. Step 6: Final answer
    x = 26,411.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.