Home / 33,745.90-46,572.15-18,639.94

Finding the Fourth Proportional to 33,745.90, 46,572.15 and 18,639.94

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Solution

The fourth proportional to 33,745.90, 46,572.15 and 18,639.94 is: 25,724.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,745.90 : 46,572.15 = 18,639.94 : x
  2. Step 2: Convert to fraction form
    33,745.90/46,572.15 = 18,639.94/x
  3. Step 3: Cross multiply
    33,745.90x = 46,572.15 × 18,639.94
  4. Step 4: Simplify right side
    33,745.90x = 868,102,081.67
  5. Step 5: Solve for x
    x = 868,102,081.67/33,745.90
  6. Step 6: Final answer
    x = 25,724.67

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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.