Home / 19,289.77-26,609.16-11,222.52

Finding the Fourth Proportional to 19,289.77, 26,609.16 and 11,222.52

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Solution

The fourth proportional to 19,289.77, 26,609.16 and 11,222.52 is: 15,480.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,289.77 : 26,609.16 = 11,222.52 : x
  2. Step 2: Convert to fraction form
    19,289.77/26,609.16 = 11,222.52/x
  3. Step 3: Cross multiply
    19,289.77x = 26,609.16 × 11,222.52
  4. Step 4: Simplify right side
    19,289.77x = 298,621,830.28
  5. Step 5: Solve for x
    x = 298,621,830.28/19,289.77
  6. Step 6: Final answer
    x = 15,480.84

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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.