Home / 17,806.08-26,558.70-16,778.22

Finding the Fourth Proportional to 17,806.08, 26,558.70 and 16,778.22

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Solution

The fourth proportional to 17,806.08, 26,558.70 and 16,778.22 is: 25,025.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,806.08 : 26,558.70 = 16,778.22 : x
  2. Step 2: Convert to fraction form
    17,806.08/26,558.70 = 16,778.22/x
  3. Step 3: Cross multiply
    17,806.08x = 26,558.70 × 16,778.22
  4. Step 4: Simplify right side
    17,806.08x = 445,607,711.51
  5. Step 5: Solve for x
    x = 445,607,711.51/17,806.08
  6. Step 6: Final answer
    x = 25,025.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.