Home / 19,289.83-26,620.08-11,228.27

Finding the Fourth Proportional to 19,289.83, 26,620.08 and 11,228.27

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Solution

The fourth proportional to 19,289.83, 26,620.08 and 11,228.27 is: 15,495.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,289.83 : 26,620.08 = 11,228.27 : x
  2. Step 2: Convert to fraction form
    19,289.83/26,620.08 = 11,228.27/x
  3. Step 3: Cross multiply
    19,289.83x = 26,620.08 × 11,228.27
  4. Step 4: Simplify right side
    19,289.83x = 298,897,445.66
  5. Step 5: Solve for x
    x = 298,897,445.66/19,289.83
  6. Step 6: Final answer
    x = 15,495.08

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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.