Home / 30,046.74-41,466.12-18,111.78

Finding the Fourth Proportional to 30,046.74, 41,466.12 and 18,111.78

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Solution

The fourth proportional to 30,046.74, 41,466.12 and 18,111.78 is: 24,995.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,046.74 : 41,466.12 = 18,111.78 : x
  2. Step 2: Convert to fraction form
    30,046.74/41,466.12 = 18,111.78/x
  3. Step 3: Cross multiply
    30,046.74x = 41,466.12 × 18,111.78
  4. Step 4: Simplify right side
    30,046.74x = 751,025,242.89
  5. Step 5: Solve for x
    x = 751,025,242.89/30,046.74
  6. Step 6: Final answer
    x = 24,995.23

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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.