Home / 19,065.70-26,317.90-11,110.50

Finding the Fourth Proportional to 19,065.70, 26,317.90 and 11,110.50

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Solution

The fourth proportional to 19,065.70, 26,317.90 and 11,110.50 is: 15,336.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,065.70 : 26,317.90 = 11,110.50 : x
  2. Step 2: Convert to fraction form
    19,065.70/26,317.90 = 11,110.50/x
  3. Step 3: Cross multiply
    19,065.70x = 26,317.90 × 11,110.50
  4. Step 4: Simplify right side
    19,065.70x = 292,405,027.95
  5. Step 5: Solve for x
    x = 292,405,027.95/19,065.70
  6. Step 6: Final answer
    x = 15,336.71

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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.