Home / 33,611.60-46,378.82-19,461.72

Finding the Fourth Proportional to 33,611.60, 46,378.82 and 19,461.72

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Solution

The fourth proportional to 33,611.60, 46,378.82 and 19,461.72 is: 26,854.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,611.60 : 46,378.82 = 19,461.72 : x
  2. Step 2: Convert to fraction form
    33,611.60/46,378.82 = 19,461.72/x
  3. Step 3: Cross multiply
    33,611.60x = 46,378.82 × 19,461.72
  4. Step 4: Simplify right side
    33,611.60x = 902,611,608.77
  5. Step 5: Solve for x
    x = 902,611,608.77/33,611.60
  6. Step 6: Final answer
    x = 26,854.17

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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.