Home / 19,353.37-26,702.98-12,277.21

Finding the Fourth Proportional to 19,353.37, 26,702.98 and 12,277.21

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Solution

The fourth proportional to 19,353.37, 26,702.98 and 12,277.21 is: 16,939.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,353.37 : 26,702.98 = 12,277.21 : x
  2. Step 2: Convert to fraction form
    19,353.37/26,702.98 = 12,277.21/x
  3. Step 3: Cross multiply
    19,353.37x = 26,702.98 × 12,277.21
  4. Step 4: Simplify right side
    19,353.37x = 327,838,093.09
  5. Step 5: Solve for x
    x = 327,838,093.09/19,353.37
  6. Step 6: Final answer
    x = 16,939.59

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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.