Home / 41,991.81-57,948.69-23,128.94

Finding the Fourth Proportional to 41,991.81, 57,948.69 and 23,128.94

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Solution

The fourth proportional to 41,991.81, 57,948.69 and 23,128.94 is: 31,917.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,991.81 : 57,948.69 = 23,128.94 : x
  2. Step 2: Convert to fraction form
    41,991.81/57,948.69 = 23,128.94/x
  3. Step 3: Cross multiply
    41,991.81x = 57,948.69 × 23,128.94
  4. Step 4: Simplify right side
    41,991.81x = 1,340,291,788.39
  5. Step 5: Solve for x
    x = 1,340,291,788.39/41,991.81
  6. Step 6: Final answer
    x = 31,917.93

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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.