Home / 36,509.78-50,382.98-20,599.34

Finding the Fourth Proportional to 36,509.78, 50,382.98 and 20,599.34

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Solution

The fourth proportional to 36,509.78, 50,382.98 and 20,599.34 is: 28,426.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,509.78 : 50,382.98 = 20,599.34 : x
  2. Step 2: Convert to fraction form
    36,509.78/50,382.98 = 20,599.34/x
  3. Step 3: Cross multiply
    36,509.78x = 50,382.98 × 20,599.34
  4. Step 4: Simplify right side
    36,509.78x = 1,037,856,135.23
  5. Step 5: Solve for x
    x = 1,037,856,135.23/36,509.78
  6. Step 6: Final answer
    x = 28,426.80

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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.