Home / 37,220.16-55,821.60-10,917.84

Finding the Fourth Proportional to 37,220.16, 55,821.60 and 10,917.84

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Solution

The fourth proportional to 37,220.16, 55,821.60 and 10,917.84 is: 16,374.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,220.16 : 55,821.60 = 10,917.84 : x
  2. Step 2: Convert to fraction form
    37,220.16/55,821.60 = 10,917.84/x
  3. Step 3: Cross multiply
    37,220.16x = 55,821.60 × 10,917.84
  4. Step 4: Simplify right side
    37,220.16x = 609,451,297.34
  5. Step 5: Solve for x
    x = 609,451,297.34/37,220.16
  6. Step 6: Final answer
    x = 16,374.23

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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.