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Finding the Fourth Proportional to 44,441.84, 66,662.76 and 30,678.32

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Solution

The fourth proportional to 44,441.84, 66,662.76 and 30,678.32 is: 46,017.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,441.84 : 66,662.76 = 30,678.32 : x
  2. Step 2: Convert to fraction form
    44,441.84/66,662.76 = 30,678.32/x
  3. Step 3: Cross multiply
    44,441.84x = 66,662.76 × 30,678.32
  4. Step 4: Simplify right side
    44,441.84x = 2,045,101,483.36
  5. Step 5: Solve for x
    x = 2,045,101,483.36/44,441.84
  6. Step 6: Final answer
    x = 46,017.48

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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.