Home / 39,429.72-59,112.60-26,918.22

Finding the Fourth Proportional to 39,429.72, 59,112.60 and 26,918.22

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Solution

The fourth proportional to 39,429.72, 59,112.60 and 26,918.22 is: 40,355.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,429.72 : 59,112.60 = 26,918.22 : x
  2. Step 2: Convert to fraction form
    39,429.72/59,112.60 = 26,918.22/x
  3. Step 3: Cross multiply
    39,429.72x = 59,112.60 × 26,918.22
  4. Step 4: Simplify right side
    39,429.72x = 1,591,205,971.57
  5. Step 5: Solve for x
    x = 1,591,205,971.57/39,429.72
  6. Step 6: Final answer
    x = 40,355.50

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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.