Home / 28,889.10-43,333.65-25,608.60

Finding the Fourth Proportional to 28,889.10, 43,333.65 and 25,608.60

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Solution

The fourth proportional to 28,889.10, 43,333.65 and 25,608.60 is: 38,412.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,889.10 : 43,333.65 = 25,608.60 : x
  2. Step 2: Convert to fraction form
    28,889.10/43,333.65 = 25,608.60/x
  3. Step 3: Cross multiply
    28,889.10x = 43,333.65 × 25,608.60
  4. Step 4: Simplify right side
    28,889.10x = 1,109,714,109.39
  5. Step 5: Solve for x
    x = 1,109,714,109.39/28,889.10
  6. Step 6: Final answer
    x = 38,412.90

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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.