Home / 41,991.34-57,948.05-23,128.47

Finding the Fourth Proportional to 41,991.34, 57,948.05 and 23,128.47

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Solution

The fourth proportional to 41,991.34, 57,948.05 and 23,128.47 is: 31,917.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,991.34 : 57,948.05 = 23,128.47 : x
  2. Step 2: Convert to fraction form
    41,991.34/57,948.05 = 23,128.47/x
  3. Step 3: Cross multiply
    41,991.34x = 57,948.05 × 23,128.47
  4. Step 4: Simplify right side
    41,991.34x = 1,340,249,489.77
  5. Step 5: Solve for x
    x = 1,340,249,489.77/41,991.34
  6. Step 6: Final answer
    x = 31,917.28

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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.