Home / 19,364.00-26,720.35-11,806.70

Finding the Fourth Proportional to 19,364.00, 26,720.35 and 11,806.70

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Solution

The fourth proportional to 19,364.00, 26,720.35 and 11,806.70 is: 16,292.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,364.00 : 26,720.35 = 11,806.70 : x
  2. Step 2: Convert to fraction form
    19,364.00/26,720.35 = 11,806.70/x
  3. Step 3: Cross multiply
    19,364.00x = 26,720.35 × 11,806.70
  4. Step 4: Simplify right side
    19,364.00x = 315,478,993.23
  5. Step 5: Solve for x
    x = 315,478,993.23/19,364.00
  6. Step 6: Final answer
    x = 16,292.04

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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.