Home / 33,388.70-46,074.63-18,278.46

Finding the Fourth Proportional to 33,388.70, 46,074.63 and 18,278.46

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Solution

The fourth proportional to 33,388.70, 46,074.63 and 18,278.46 is: 25,223.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,388.70 : 46,074.63 = 18,278.46 : x
  2. Step 2: Convert to fraction form
    33,388.70/46,074.63 = 18,278.46/x
  3. Step 3: Cross multiply
    33,388.70x = 46,074.63 × 18,278.46
  4. Step 4: Simplify right side
    33,388.70x = 842,173,281.47
  5. Step 5: Solve for x
    x = 842,173,281.47/33,388.70
  6. Step 6: Final answer
    x = 25,223.31

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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.