Home / 26,530.74-39,790.04-11,731.64

Finding the Fourth Proportional to 26,530.74, 39,790.04 and 11,731.64

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Solution

The fourth proportional to 26,530.74, 39,790.04 and 11,731.64 is: 17,594.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,530.74 : 39,790.04 = 11,731.64 : x
  2. Step 2: Convert to fraction form
    26,530.74/39,790.04 = 11,731.64/x
  3. Step 3: Cross multiply
    26,530.74x = 39,790.04 × 11,731.64
  4. Step 4: Simplify right side
    26,530.74x = 466,802,167.26
  5. Step 5: Solve for x
    x = 466,802,167.26/26,530.74
  6. Step 6: Final answer
    x = 17,594.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.