Home / 17,727.48-24,462.81-9,769.70

Finding the Fourth Proportional to 17,727.48, 24,462.81 and 9,769.70

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Solution

The fourth proportional to 17,727.48, 24,462.81 and 9,769.70 is: 13,481.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,727.48 : 24,462.81 = 9,769.70 : x
  2. Step 2: Convert to fraction form
    17,727.48/24,462.81 = 9,769.70/x
  3. Step 3: Cross multiply
    17,727.48x = 24,462.81 × 9,769.70
  4. Step 4: Simplify right side
    17,727.48x = 238,994,192.54
  5. Step 5: Solve for x
    x = 238,994,192.54/17,727.48
  6. Step 6: Final answer
    x = 13,481.57

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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.