Home / 33,051.76-45,611.30-18,904.58

Finding the Fourth Proportional to 33,051.76, 45,611.30 and 18,904.58

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Solution

The fourth proportional to 33,051.76, 45,611.30 and 18,904.58 is: 26,088.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,051.76 : 45,611.30 = 18,904.58 : x
  2. Step 2: Convert to fraction form
    33,051.76/45,611.30 = 18,904.58/x
  3. Step 3: Cross multiply
    33,051.76x = 45,611.30 × 18,904.58
  4. Step 4: Simplify right side
    33,051.76x = 862,262,469.75
  5. Step 5: Solve for x
    x = 862,262,469.75/33,051.76
  6. Step 6: Final answer
    x = 26,088.25

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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.