Home / 16,555.72-22,829.76-11,525.68

Finding the Fourth Proportional to 16,555.72, 22,829.76 and 11,525.68

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Solution

The fourth proportional to 16,555.72, 22,829.76 and 11,525.68 is: 15,893.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,555.72 : 22,829.76 = 11,525.68 : x
  2. Step 2: Convert to fraction form
    16,555.72/22,829.76 = 11,525.68/x
  3. Step 3: Cross multiply
    16,555.72x = 22,829.76 × 11,525.68
  4. Step 4: Simplify right side
    16,555.72x = 263,128,508.24
  5. Step 5: Solve for x
    x = 263,128,508.24/16,555.72
  6. Step 6: Final answer
    x = 15,893.51

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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.