Home / 33,647.78-46,433.32-18,541.84

Finding the Fourth Proportional to 33,647.78, 46,433.32 and 18,541.84

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Solution

The fourth proportional to 33,647.78, 46,433.32 and 18,541.84 is: 25,587.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,647.78 : 46,433.32 = 18,541.84 : x
  2. Step 2: Convert to fraction form
    33,647.78/46,433.32 = 18,541.84/x
  3. Step 3: Cross multiply
    33,647.78x = 46,433.32 × 18,541.84
  4. Step 4: Simplify right side
    33,647.78x = 860,959,027.67
  5. Step 5: Solve for x
    x = 860,959,027.67/33,647.78
  6. Step 6: Final answer
    x = 25,587.40

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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.