Home / 29,253.68-40,369.32-16,678.16

Finding the Fourth Proportional to 29,253.68, 40,369.32 and 16,678.16

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Solution

The fourth proportional to 29,253.68, 40,369.32 and 16,678.16 is: 23,015.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,253.68 : 40,369.32 = 16,678.16 : x
  2. Step 2: Convert to fraction form
    29,253.68/40,369.32 = 16,678.16/x
  3. Step 3: Cross multiply
    29,253.68x = 40,369.32 × 16,678.16
  4. Step 4: Simplify right side
    29,253.68x = 673,285,978.05
  5. Step 5: Solve for x
    x = 673,285,978.05/29,253.68
  6. Step 6: Final answer
    x = 23,015.43

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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.