Home / 33,388.32-46,074.12-18,278.08

Finding the Fourth Proportional to 33,388.32, 46,074.12 and 18,278.08

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Solution

The fourth proportional to 33,388.32, 46,074.12 and 18,278.08 is: 25,222.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,388.32 : 46,074.12 = 18,278.08 : x
  2. Step 2: Convert to fraction form
    33,388.32/46,074.12 = 18,278.08/x
  3. Step 3: Cross multiply
    33,388.32x = 46,074.12 × 18,278.08
  4. Step 4: Simplify right side
    33,388.32x = 842,146,440.34
  5. Step 5: Solve for x
    x = 842,146,440.34/33,388.32
  6. Step 6: Final answer
    x = 25,222.79

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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.