Home / 28,696.58-39,585.30-26,666.96

Finding the Fourth Proportional to 28,696.58, 39,585.30 and 26,666.96

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Solution

The fourth proportional to 28,696.58, 39,585.30 and 26,666.96 is: 36,785.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,696.58 : 39,585.30 = 26,666.96 : x
  2. Step 2: Convert to fraction form
    28,696.58/39,585.30 = 26,666.96/x
  3. Step 3: Cross multiply
    28,696.58x = 39,585.30 × 26,666.96
  4. Step 4: Simplify right side
    28,696.58x = 1,055,619,611.69
  5. Step 5: Solve for x
    x = 1,055,619,611.69/28,696.58
  6. Step 6: Final answer
    x = 36,785.55

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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.