Home / 28,524.56-39,365.16-15,949.32

Finding the Fourth Proportional to 28,524.56, 39,365.16 and 15,949.32

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Solution

The fourth proportional to 28,524.56, 39,365.16 and 15,949.32 is: 22,010.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,524.56 : 39,365.16 = 15,949.32 : x
  2. Step 2: Convert to fraction form
    28,524.56/39,365.16 = 15,949.32/x
  3. Step 3: Cross multiply
    28,524.56x = 39,365.16 × 15,949.32
  4. Step 4: Simplify right side
    28,524.56x = 627,847,533.69
  5. Step 5: Solve for x
    x = 627,847,533.69/28,524.56
  6. Step 6: Final answer
    x = 22,010.77

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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.