Home / 16,702.52-23,028.23-11,928.17

Finding the Fourth Proportional to 16,702.52, 23,028.23 and 11,928.17

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Solution

The fourth proportional to 16,702.52, 23,028.23 and 11,928.17 is: 16,445.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,702.52 : 23,028.23 = 11,928.17 : x
  2. Step 2: Convert to fraction form
    16,702.52/23,028.23 = 11,928.17/x
  3. Step 3: Cross multiply
    16,702.52x = 23,028.23 × 11,928.17
  4. Step 4: Simplify right side
    16,702.52x = 274,684,729.63
  5. Step 5: Solve for x
    x = 274,684,729.63/16,702.52
  6. Step 6: Final answer
    x = 16,445.71

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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.