Home / 33,258.80-45,896.78-18,151.34

Finding the Fourth Proportional to 33,258.80, 45,896.78 and 18,151.34

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Solution

The fourth proportional to 33,258.80, 45,896.78 and 18,151.34 is: 25,048.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,258.80 : 45,896.78 = 18,151.34 : x
  2. Step 2: Convert to fraction form
    33,258.80/45,896.78 = 18,151.34/x
  3. Step 3: Cross multiply
    33,258.80x = 45,896.78 × 18,151.34
  4. Step 4: Simplify right side
    33,258.80x = 833,088,030.65
  5. Step 5: Solve for x
    x = 833,088,030.65/33,258.80
  6. Step 6: Final answer
    x = 25,048.65

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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.