Home / 36,774.08-50,731.38-21,659.52

Finding the Fourth Proportional to 36,774.08, 50,731.38 and 21,659.52

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Solution

The fourth proportional to 36,774.08, 50,731.38 and 21,659.52 is: 29,880.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,774.08 : 50,731.38 = 21,659.52 : x
  2. Step 2: Convert to fraction form
    36,774.08/50,731.38 = 21,659.52/x
  3. Step 3: Cross multiply
    36,774.08x = 50,731.38 × 21,659.52
  4. Step 4: Simplify right side
    36,774.08x = 1,098,817,339.74
  5. Step 5: Solve for x
    x = 1,098,817,339.74/36,774.08
  6. Step 6: Final answer
    x = 29,880.21

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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.