Home / 36,269.34-50,052.60-20,355

Finding the Fourth Proportional to 36,269.34, 50,052.60 and 20,355

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Solution

The fourth proportional to 36,269.34, 50,052.60 and 20,355 is: 28,090.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,269.34 : 50,052.60 = 20,355 : x
  2. Step 2: Convert to fraction form
    36,269.34/50,052.60 = 20,355/x
  3. Step 3: Cross multiply
    36,269.34x = 50,052.60 × 20,355
  4. Step 4: Simplify right side
    36,269.34x = 1,018,820,673
  5. Step 5: Solve for x
    x = 1,018,820,673/36,269.34
  6. Step 6: Final answer
    x = 28,090.41

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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.