Home / 29,229.72-40,327.46-17,887.40

Finding the Fourth Proportional to 29,229.72, 40,327.46 and 17,887.40

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Solution

The fourth proportional to 29,229.72, 40,327.46 and 17,887.40 is: 24,678.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,229.72 : 40,327.46 = 17,887.40 : x
  2. Step 2: Convert to fraction form
    29,229.72/40,327.46 = 17,887.40/x
  3. Step 3: Cross multiply
    29,229.72x = 40,327.46 × 17,887.40
  4. Step 4: Simplify right side
    29,229.72x = 721,353,408.00
  5. Step 5: Solve for x
    x = 721,353,408.00/29,229.72
  6. Step 6: Final answer
    x = 24,678.77

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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.