Home / 36,298.47-50,092.20-20,384.40

Finding the Fourth Proportional to 36,298.47, 50,092.20 and 20,384.40

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Solution

The fourth proportional to 36,298.47, 50,092.20 and 20,384.40 is: 28,130.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,298.47 : 50,092.20 = 20,384.40 : x
  2. Step 2: Convert to fraction form
    36,298.47/50,092.20 = 20,384.40/x
  3. Step 3: Cross multiply
    36,298.47x = 50,092.20 × 20,384.40
  4. Step 4: Simplify right side
    36,298.47x = 1,021,099,441.68
  5. Step 5: Solve for x
    x = 1,021,099,441.68/36,298.47
  6. Step 6: Final answer
    x = 28,130.65

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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.