Home / 38,961.42-58,427.54-30,738.30

Finding the Fourth Proportional to 38,961.42, 58,427.54 and 30,738.30

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Solution

The fourth proportional to 38,961.42, 58,427.54 and 30,738.30 is: 46,095.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,961.42 : 58,427.54 = 30,738.30 : x
  2. Step 2: Convert to fraction form
    38,961.42/58,427.54 = 30,738.30/x
  3. Step 3: Cross multiply
    38,961.42x = 58,427.54 × 30,738.30
  4. Step 4: Simplify right side
    38,961.42x = 1,795,962,960.64
  5. Step 5: Solve for x
    x = 1,795,962,960.64/38,961.42
  6. Step 6: Final answer
    x = 46,095.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.