Home / 11,494.17-17,140.67-11,389.07

Finding the Fourth Proportional to 11,494.17, 17,140.67 and 11,389.07

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Solution

The fourth proportional to 11,494.17, 17,140.67 and 11,389.07 is: 16,983.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,494.17 : 17,140.67 = 11,389.07 : x
  2. Step 2: Convert to fraction form
    11,494.17/17,140.67 = 11,389.07/x
  3. Step 3: Cross multiply
    11,494.17x = 17,140.67 × 11,389.07
  4. Step 4: Simplify right side
    11,494.17x = 195,216,361.80
  5. Step 5: Solve for x
    x = 195,216,361.80/11,494.17
  6. Step 6: Final answer
    x = 16,983.94

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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.