Home / 26,816.68-36,990.07-17,269.03

Finding the Fourth Proportional to 26,816.68, 36,990.07 and 17,269.03

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Solution

The fourth proportional to 26,816.68, 36,990.07 and 17,269.03 is: 23,820.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,816.68 : 36,990.07 = 17,269.03 : x
  2. Step 2: Convert to fraction form
    26,816.68/36,990.07 = 17,269.03/x
  3. Step 3: Cross multiply
    26,816.68x = 36,990.07 × 17,269.03
  4. Step 4: Simplify right side
    26,816.68x = 638,782,628.53
  5. Step 5: Solve for x
    x = 638,782,628.53/26,816.68
  6. Step 6: Final answer
    x = 23,820.35

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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.