Home / 33,686.73-46,486.58-18,579.67

Finding the Fourth Proportional to 33,686.73, 46,486.58 and 18,579.67

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Solution

The fourth proportional to 33,686.73, 46,486.58 and 18,579.67 is: 25,639.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,686.73 : 46,486.58 = 18,579.67 : x
  2. Step 2: Convert to fraction form
    33,686.73/46,486.58 = 18,579.67/x
  3. Step 3: Cross multiply
    33,686.73x = 46,486.58 × 18,579.67
  4. Step 4: Simplify right side
    33,686.73x = 863,705,106.71
  5. Step 5: Solve for x
    x = 863,705,106.71/33,686.73
  6. Step 6: Final answer
    x = 25,639.33

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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.