Home / 19,509.36-26,922.71-10,556.66

Finding the Fourth Proportional to 19,509.36, 26,922.71 and 10,556.66

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Solution

The fourth proportional to 19,509.36, 26,922.71 and 10,556.66 is: 14,568.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,509.36 : 26,922.71 = 10,556.66 : x
  2. Step 2: Convert to fraction form
    19,509.36/26,922.71 = 10,556.66/x
  3. Step 3: Cross multiply
    19,509.36x = 26,922.71 × 10,556.66
  4. Step 4: Simplify right side
    19,509.36x = 284,213,989.45
  5. Step 5: Solve for x
    x = 284,213,989.45/19,509.36
  6. Step 6: Final answer
    x = 14,568.09

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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.