Home / 33,686.36-46,486.59-18,580.43

Finding the Fourth Proportional to 33,686.36, 46,486.59 and 18,580.43

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Solution

The fourth proportional to 33,686.36, 46,486.59 and 18,580.43 is: 25,640.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,686.36 : 46,486.59 = 18,580.43 : x
  2. Step 2: Convert to fraction form
    33,686.36/46,486.59 = 18,580.43/x
  3. Step 3: Cross multiply
    33,686.36x = 46,486.59 × 18,580.43
  4. Step 4: Simplify right side
    33,686.36x = 863,740,831.43
  5. Step 5: Solve for x
    x = 863,740,831.43/33,686.36
  6. Step 6: Final answer
    x = 25,640.67

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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.