Home / 33,054.89-45,611.16-19,443.55

Finding the Fourth Proportional to 33,054.89, 45,611.16 and 19,443.55

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Solution

The fourth proportional to 33,054.89, 45,611.16 and 19,443.55 is: 26,829.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,054.89 : 45,611.16 = 19,443.55 : x
  2. Step 2: Convert to fraction form
    33,054.89/45,611.16 = 19,443.55/x
  3. Step 3: Cross multiply
    33,054.89x = 45,611.16 × 19,443.55
  4. Step 4: Simplify right side
    33,054.89x = 886,842,683.08
  5. Step 5: Solve for x
    x = 886,842,683.08/33,054.89
  6. Step 6: Final answer
    x = 26,829.40

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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.