Home / 32,990.34-49,512.10-18,767.54

Finding the Fourth Proportional to 32,990.34, 49,512.10 and 18,767.54

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Solution

The fourth proportional to 32,990.34, 49,512.10 and 18,767.54 is: 28,166.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,990.34 : 49,512.10 = 18,767.54 : x
  2. Step 2: Convert to fraction form
    32,990.34/49,512.10 = 18,767.54/x
  3. Step 3: Cross multiply
    32,990.34x = 49,512.10 × 18,767.54
  4. Step 4: Simplify right side
    32,990.34x = 929,220,317.23
  5. Step 5: Solve for x
    x = 929,220,317.23/32,990.34
  6. Step 6: Final answer
    x = 28,166.44

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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.