Home / 33,346.02-46,018.68-18,237.78

Finding the Fourth Proportional to 33,346.02, 46,018.68 and 18,237.78

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Solution

The fourth proportional to 33,346.02, 46,018.68 and 18,237.78 is: 25,168.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,346.02 : 46,018.68 = 18,237.78 : x
  2. Step 2: Convert to fraction form
    33,346.02/46,018.68 = 18,237.78/x
  3. Step 3: Cross multiply
    33,346.02x = 46,018.68 × 18,237.78
  4. Step 4: Simplify right side
    33,346.02x = 839,278,561.73
  5. Step 5: Solve for x
    x = 839,278,561.73/33,346.02
  6. Step 6: Final answer
    x = 25,168.78

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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.