Home / 39,869.76-55,010.40-23,951.04

Finding the Fourth Proportional to 39,869.76, 55,010.40 and 23,951.04

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Solution

The fourth proportional to 39,869.76, 55,010.40 and 23,951.04 is: 33,046.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,869.76 : 55,010.40 = 23,951.04 : x
  2. Step 2: Convert to fraction form
    39,869.76/55,010.40 = 23,951.04/x
  3. Step 3: Cross multiply
    39,869.76x = 55,010.40 × 23,951.04
  4. Step 4: Simplify right side
    39,869.76x = 1,317,556,290.82
  5. Step 5: Solve for x
    x = 1,317,556,290.82/39,869.76
  6. Step 6: Final answer
    x = 33,046.51

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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.