Home / 19,556.58-26,988.53-11,595.90

Finding the Fourth Proportional to 19,556.58, 26,988.53 and 11,595.90

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Solution

The fourth proportional to 19,556.58, 26,988.53 and 11,595.90 is: 16,002.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,556.58 : 26,988.53 = 11,595.90 : x
  2. Step 2: Convert to fraction form
    19,556.58/26,988.53 = 11,595.90/x
  3. Step 3: Cross multiply
    19,556.58x = 26,988.53 × 11,595.90
  4. Step 4: Simplify right side
    19,556.58x = 312,956,295.03
  5. Step 5: Solve for x
    x = 312,956,295.03/19,556.58
  6. Step 6: Final answer
    x = 16,002.61

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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.