Home / 36,336.68-50,144.14-20,423.80

Finding the Fourth Proportional to 36,336.68, 50,144.14 and 20,423.80

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Solution

The fourth proportional to 36,336.68, 50,144.14 and 20,423.80 is: 28,184.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,336.68 : 50,144.14 = 20,423.80 : x
  2. Step 2: Convert to fraction form
    36,336.68/50,144.14 = 20,423.80/x
  3. Step 3: Cross multiply
    36,336.68x = 50,144.14 × 20,423.80
  4. Step 4: Simplify right side
    36,336.68x = 1,024,133,886.53
  5. Step 5: Solve for x
    x = 1,024,133,886.53/36,336.68
  6. Step 6: Final answer
    x = 28,184.58

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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.