Home / 36,505.61-50,378.46-20,586.95

Finding the Fourth Proportional to 36,505.61, 50,378.46 and 20,586.95

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Solution

The fourth proportional to 36,505.61, 50,378.46 and 20,586.95 is: 28,410.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,505.61 : 50,378.46 = 20,586.95 : x
  2. Step 2: Convert to fraction form
    36,505.61/50,378.46 = 20,586.95/x
  3. Step 3: Cross multiply
    36,505.61x = 50,378.46 × 20,586.95
  4. Step 4: Simplify right side
    36,505.61x = 1,037,138,837.10
  5. Step 5: Solve for x
    x = 1,037,138,837.10/36,505.61
  6. Step 6: Final answer
    x = 28,410.40

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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.