Home / 36,630.63-50,552.78-20,715.08

Finding the Fourth Proportional to 36,630.63, 50,552.78 and 20,715.08

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Solution

The fourth proportional to 36,630.63, 50,552.78 and 20,715.08 is: 28,588.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,630.63 : 50,552.78 = 20,715.08 : x
  2. Step 2: Convert to fraction form
    36,630.63/50,552.78 = 20,715.08/x
  3. Step 3: Cross multiply
    36,630.63x = 50,552.78 × 20,715.08
  4. Step 4: Simplify right side
    36,630.63x = 1,047,204,525.58
  5. Step 5: Solve for x
    x = 1,047,204,525.58/36,630.63
  6. Step 6: Final answer
    x = 28,588.22

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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.