Home / 16,881.77-23,304.19-11,603.81

Finding the Fourth Proportional to 16,881.77, 23,304.19 and 11,603.81

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Solution

The fourth proportional to 16,881.77, 23,304.19 and 11,603.81 is: 16,018.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,881.77 : 23,304.19 = 11,603.81 : x
  2. Step 2: Convert to fraction form
    16,881.77/23,304.19 = 11,603.81/x
  3. Step 3: Cross multiply
    16,881.77x = 23,304.19 × 11,603.81
  4. Step 4: Simplify right side
    16,881.77x = 270,417,334.94
  5. Step 5: Solve for x
    x = 270,417,334.94/16,881.77
  6. Step 6: Final answer
    x = 16,018.30

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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.