Home / 33,816.18-46,665.90-18,707.66

Finding the Fourth Proportional to 33,816.18, 46,665.90 and 18,707.66

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Solution

The fourth proportional to 33,816.18, 46,665.90 and 18,707.66 is: 25,816.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,816.18 : 46,665.90 = 18,707.66 : x
  2. Step 2: Convert to fraction form
    33,816.18/46,665.90 = 18,707.66/x
  3. Step 3: Cross multiply
    33,816.18x = 46,665.90 × 18,707.66
  4. Step 4: Simplify right side
    33,816.18x = 873,009,790.79
  5. Step 5: Solve for x
    x = 873,009,790.79/33,816.18
  6. Step 6: Final answer
    x = 25,816.33

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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.