Home / 19,353.47-26,709.55-11,800.22

Finding the Fourth Proportional to 19,353.47, 26,709.55 and 11,800.22

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Solution

The fourth proportional to 19,353.47, 26,709.55 and 11,800.22 is: 16,285.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,353.47 : 26,709.55 = 11,800.22 : x
  2. Step 2: Convert to fraction form
    19,353.47/26,709.55 = 11,800.22/x
  3. Step 3: Cross multiply
    19,353.47x = 26,709.55 × 11,800.22
  4. Step 4: Simplify right side
    19,353.47x = 315,178,403.05
  5. Step 5: Solve for x
    x = 315,178,403.05/19,353.47
  6. Step 6: Final answer
    x = 16,285.37

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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.