Home / 36,295.02-50,087.16-20,380.50

Finding the Fourth Proportional to 36,295.02, 50,087.16 and 20,380.50

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Solution

The fourth proportional to 36,295.02, 50,087.16 and 20,380.50 is: 28,125.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,295.02 : 50,087.16 = 20,380.50 : x
  2. Step 2: Convert to fraction form
    36,295.02/50,087.16 = 20,380.50/x
  3. Step 3: Cross multiply
    36,295.02x = 50,087.16 × 20,380.50
  4. Step 4: Simplify right side
    36,295.02x = 1,020,801,364.38
  5. Step 5: Solve for x
    x = 1,020,801,364.38/36,295.02
  6. Step 6: Final answer
    x = 28,125.11

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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.