Home / 19,509.10-26,922.37-10,556.41

Finding the Fourth Proportional to 19,509.10, 26,922.37 and 10,556.41

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Solution

The fourth proportional to 19,509.10, 26,922.37 and 10,556.41 is: 14,567.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,509.10 : 26,922.37 = 10,556.41 : x
  2. Step 2: Convert to fraction form
    19,509.10/26,922.37 = 10,556.41/x
  3. Step 3: Cross multiply
    19,509.10x = 26,922.37 × 10,556.41
  4. Step 4: Simplify right side
    19,509.10x = 284,203,575.89
  5. Step 5: Solve for x
    x = 284,203,575.89/19,509.10
  6. Step 6: Final answer
    x = 14,567.74

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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.