Home / 36,549.34-50,437.80-20,636.92

Finding the Fourth Proportional to 36,549.34, 50,437.80 and 20,636.92

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Solution

The fourth proportional to 36,549.34, 50,437.80 and 20,636.92 is: 28,478.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,549.34 : 50,437.80 = 20,636.92 : x
  2. Step 2: Convert to fraction form
    36,549.34/50,437.80 = 20,636.92/x
  3. Step 3: Cross multiply
    36,549.34x = 50,437.80 × 20,636.92
  4. Step 4: Simplify right side
    36,549.34x = 1,040,880,843.58
  5. Step 5: Solve for x
    x = 1,040,880,843.58/36,549.34
  6. Step 6: Final answer
    x = 28,478.79

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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.