Home / 28,650.54-42,975.75-16,164.89

Finding the Fourth Proportional to 28,650.54, 42,975.75 and 16,164.89

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Solution

The fourth proportional to 28,650.54, 42,975.75 and 16,164.89 is: 24,247.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,650.54 : 42,975.75 = 16,164.89 : x
  2. Step 2: Convert to fraction form
    28,650.54/42,975.75 = 16,164.89/x
  3. Step 3: Cross multiply
    28,650.54x = 42,975.75 × 16,164.89
  4. Step 4: Simplify right side
    28,650.54x = 694,698,429.13
  5. Step 5: Solve for x
    x = 694,698,429.13/28,650.54
  6. Step 6: Final answer
    x = 24,247.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.