Home / 36,559.16-50,451.70-20,643.74

Finding the Fourth Proportional to 36,559.16, 50,451.70 and 20,643.74

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Solution

The fourth proportional to 36,559.16, 50,451.70 and 20,643.74 is: 28,488.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,559.16 : 50,451.70 = 20,643.74 : x
  2. Step 2: Convert to fraction form
    36,559.16/50,451.70 = 20,643.74/x
  3. Step 3: Cross multiply
    36,559.16x = 50,451.70 × 20,643.74
  4. Step 4: Simplify right side
    36,559.16x = 1,041,511,777.36
  5. Step 5: Solve for x
    x = 1,041,511,777.36/36,559.16
  6. Step 6: Final answer
    x = 28,488.39

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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.