Home / 38,611.96-53,283.60-22,696.84

Finding the Fourth Proportional to 38,611.96, 53,283.60 and 22,696.84

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Solution

The fourth proportional to 38,611.96, 53,283.60 and 22,696.84 is: 31,321.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,611.96 : 53,283.60 = 22,696.84 : x
  2. Step 2: Convert to fraction form
    38,611.96/53,283.60 = 22,696.84/x
  3. Step 3: Cross multiply
    38,611.96x = 53,283.60 × 22,696.84
  4. Step 4: Simplify right side
    38,611.96x = 1,209,369,343.82
  5. Step 5: Solve for x
    x = 1,209,369,343.82/38,611.96
  6. Step 6: Final answer
    x = 31,321.11

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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.