Home / 41,991.18-57,947.58-23,128.32

Finding the Fourth Proportional to 41,991.18, 57,947.58 and 23,128.32

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Solution

The fourth proportional to 41,991.18, 57,947.58 and 23,128.32 is: 31,916.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,991.18 : 57,947.58 = 23,128.32 : x
  2. Step 2: Convert to fraction form
    41,991.18/57,947.58 = 23,128.32/x
  3. Step 3: Cross multiply
    41,991.18x = 57,947.58 × 23,128.32
  4. Step 4: Simplify right side
    41,991.18x = 1,340,230,173.47
  5. Step 5: Solve for x
    x = 1,340,230,173.47/41,991.18
  6. Step 6: Final answer
    x = 31,916.94

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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.