Home / 36,709.28-50,650.08-21,602.60

Finding the Fourth Proportional to 36,709.28, 50,650.08 and 21,602.60

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Solution

The fourth proportional to 36,709.28, 50,650.08 and 21,602.60 is: 29,806.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,709.28 : 50,650.08 = 21,602.60 : x
  2. Step 2: Convert to fraction form
    36,709.28/50,650.08 = 21,602.60/x
  3. Step 3: Cross multiply
    36,709.28x = 50,650.08 × 21,602.60
  4. Step 4: Simplify right side
    36,709.28x = 1,094,173,418.21
  5. Step 5: Solve for x
    x = 1,094,173,418.21/36,709.28
  6. Step 6: Final answer
    x = 29,806.45

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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.