Home / 19,230.33-26,538.03-11,165.73

Finding the Fourth Proportional to 19,230.33, 26,538.03 and 11,165.73

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Solution

The fourth proportional to 19,230.33, 26,538.03 and 11,165.73 is: 15,408.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,230.33 : 26,538.03 = 11,165.73 : x
  2. Step 2: Convert to fraction form
    19,230.33/26,538.03 = 11,165.73/x
  3. Step 3: Cross multiply
    19,230.33x = 26,538.03 × 11,165.73
  4. Step 4: Simplify right side
    19,230.33x = 296,316,477.71
  5. Step 5: Solve for x
    x = 296,316,477.71/19,230.33
  6. Step 6: Final answer
    x = 15,408.81

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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.