Home / 16,881.52-23,303.84-11,603.56

Finding the Fourth Proportional to 16,881.52, 23,303.84 and 11,603.56

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Solution

The fourth proportional to 16,881.52, 23,303.84 and 11,603.56 is: 16,017.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,881.52 : 23,303.84 = 11,603.56 : x
  2. Step 2: Convert to fraction form
    16,881.52/23,303.84 = 11,603.56/x
  3. Step 3: Cross multiply
    16,881.52x = 23,303.84 × 11,603.56
  4. Step 4: Simplify right side
    16,881.52x = 270,407,505.67
  5. Step 5: Solve for x
    x = 270,407,505.67/16,881.52
  6. Step 6: Final answer
    x = 16,017.96

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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.