Home / 39,110.54-58,667.62-11,408.54

Finding the Fourth Proportional to 39,110.54, 58,667.62 and 11,408.54

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Solution

The fourth proportional to 39,110.54, 58,667.62 and 11,408.54 is: 17,113.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,110.54 : 58,667.62 = 11,408.54 : x
  2. Step 2: Convert to fraction form
    39,110.54/58,667.62 = 11,408.54/x
  3. Step 3: Cross multiply
    39,110.54x = 58,667.62 × 11,408.54
  4. Step 4: Simplify right side
    39,110.54x = 669,311,567.62
  5. Step 5: Solve for x
    x = 669,311,567.62/39,110.54
  6. Step 6: Final answer
    x = 17,113.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.