Home / 16,775.56-23,150.22-9,323.56

Finding the Fourth Proportional to 16,775.56, 23,150.22 and 9,323.56

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Solution

The fourth proportional to 16,775.56, 23,150.22 and 9,323.56 is: 12,866.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,775.56 : 23,150.22 = 9,323.56 : x
  2. Step 2: Convert to fraction form
    16,775.56/23,150.22 = 9,323.56/x
  3. Step 3: Cross multiply
    16,775.56x = 23,150.22 × 9,323.56
  4. Step 4: Simplify right side
    16,775.56x = 215,842,465.18
  5. Step 5: Solve for x
    x = 215,842,465.18/16,775.56
  6. Step 6: Final answer
    x = 12,866.48

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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.