Home / 33,385.64-46,072.22-18,278.42

Finding the Fourth Proportional to 33,385.64, 46,072.22 and 18,278.42

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Solution

The fourth proportional to 33,385.64, 46,072.22 and 18,278.42 is: 25,224.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,385.64 : 46,072.22 = 18,278.42 : x
  2. Step 2: Convert to fraction form
    33,385.64/46,072.22 = 18,278.42/x
  3. Step 3: Cross multiply
    33,385.64x = 46,072.22 × 18,278.42
  4. Step 4: Simplify right side
    33,385.64x = 842,127,065.74
  5. Step 5: Solve for x
    x = 842,127,065.74/33,385.64
  6. Step 6: Final answer
    x = 25,224.23

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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.