Home / 11,688.26-17,503.72-10,564.99

Finding the Fourth Proportional to 11,688.26, 17,503.72 and 10,564.99

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Solution

The fourth proportional to 11,688.26, 17,503.72 and 10,564.99 is: 15,821.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,688.26 : 17,503.72 = 10,564.99 : x
  2. Step 2: Convert to fraction form
    11,688.26/17,503.72 = 10,564.99/x
  3. Step 3: Cross multiply
    11,688.26x = 17,503.72 × 10,564.99
  4. Step 4: Simplify right side
    11,688.26x = 184,926,556.59
  5. Step 5: Solve for x
    x = 184,926,556.59/11,688.26
  6. Step 6: Final answer
    x = 15,821.57

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1.5x scale

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.