Home / 39,500.92-59,220.60-19,769.32

Finding the Fourth Proportional to 39,500.92, 59,220.60 and 19,769.32

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Solution

The fourth proportional to 39,500.92, 59,220.60 and 19,769.32 is: 29,638.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,500.92 : 59,220.60 = 19,769.32 : x
  2. Step 2: Convert to fraction form
    39,500.92/59,220.60 = 19,769.32/x
  3. Step 3: Cross multiply
    39,500.92x = 59,220.60 × 19,769.32
  4. Step 4: Simplify right side
    39,500.92x = 1,170,750,991.99
  5. Step 5: Solve for x
    x = 1,170,750,991.99/39,500.92
  6. Step 6: Final answer
    x = 29,638.58

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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.