Home / 38,845.19-58,269.60-13,897.05

Finding the Fourth Proportional to 38,845.19, 58,269.60 and 13,897.05

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Solution

The fourth proportional to 38,845.19, 58,269.60 and 13,897.05 is: 20,846.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,845.19 : 58,269.60 = 13,897.05 : x
  2. Step 2: Convert to fraction form
    38,845.19/58,269.60 = 13,897.05/x
  3. Step 3: Cross multiply
    38,845.19x = 58,269.60 × 13,897.05
  4. Step 4: Simplify right side
    38,845.19x = 809,775,544.68
  5. Step 5: Solve for x
    x = 809,775,544.68/38,845.19
  6. Step 6: Final answer
    x = 20,846.23

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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.