Home / 29,412.34-40,589.08-15,983.75

Finding the Fourth Proportional to 29,412.34, 40,589.08 and 15,983.75

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Solution

The fourth proportional to 29,412.34, 40,589.08 and 15,983.75 is: 22,057.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,412.34 : 40,589.08 = 15,983.75 : x
  2. Step 2: Convert to fraction form
    29,412.34/40,589.08 = 15,983.75/x
  3. Step 3: Cross multiply
    29,412.34x = 40,589.08 × 15,983.75
  4. Step 4: Simplify right side
    29,412.34x = 648,765,768.96
  5. Step 5: Solve for x
    x = 648,765,768.96/29,412.34
  6. Step 6: Final answer
    x = 22,057.61

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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.