Home / 36,716.47-50,668.60-20,803.95

Finding the Fourth Proportional to 36,716.47, 50,668.60 and 20,803.95

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Solution

The fourth proportional to 36,716.47, 50,668.60 and 20,803.95 is: 28,709.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,716.47 : 50,668.60 = 20,803.95 : x
  2. Step 2: Convert to fraction form
    36,716.47/50,668.60 = 20,803.95/x
  3. Step 3: Cross multiply
    36,716.47x = 50,668.60 × 20,803.95
  4. Step 4: Simplify right side
    36,716.47x = 1,054,106,916.95
  5. Step 5: Solve for x
    x = 1,054,106,916.95/36,716.47
  6. Step 6: Final answer
    x = 28,709.38

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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.