Home / 28,606.75-39,477.32-16,035.55

Finding the Fourth Proportional to 28,606.75, 39,477.32 and 16,035.55

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Solution

The fourth proportional to 28,606.75, 39,477.32 and 16,035.55 is: 22,129.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,606.75 : 39,477.32 = 16,035.55 : x
  2. Step 2: Convert to fraction form
    28,606.75/39,477.32 = 16,035.55/x
  3. Step 3: Cross multiply
    28,606.75x = 39,477.32 × 16,035.55
  4. Step 4: Simplify right side
    28,606.75x = 633,040,458.55
  5. Step 5: Solve for x
    x = 633,040,458.55/28,606.75
  6. Step 6: Final answer
    x = 22,129.06

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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.