Home / 36,809.12-50,798.61-21,710.63

Finding the Fourth Proportional to 36,809.12, 50,798.61 and 21,710.63

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Solution

The fourth proportional to 36,809.12, 50,798.61 and 21,710.63 is: 29,961.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,809.12 : 50,798.61 = 21,710.63 : x
  2. Step 2: Convert to fraction form
    36,809.12/50,798.61 = 21,710.63/x
  3. Step 3: Cross multiply
    36,809.12x = 50,798.61 × 21,710.63
  4. Step 4: Simplify right side
    36,809.12x = 1,102,869,572.23
  5. Step 5: Solve for x
    x = 1,102,869,572.23/36,809.12
  6. Step 6: Final answer
    x = 29,961.86

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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.