Home / 19,189.35-26,482.03-11,123.27

Finding the Fourth Proportional to 19,189.35, 26,482.03 and 11,123.27

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Solution

The fourth proportional to 19,189.35, 26,482.03 and 11,123.27 is: 15,350.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,189.35 : 26,482.03 = 11,123.27 : x
  2. Step 2: Convert to fraction form
    19,189.35/26,482.03 = 11,123.27/x
  3. Step 3: Cross multiply
    19,189.35x = 26,482.03 × 11,123.27
  4. Step 4: Simplify right side
    19,189.35x = 294,566,665.73
  5. Step 5: Solve for x
    x = 294,566,665.73/19,189.35
  6. Step 6: Final answer
    x = 15,350.53

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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.