Home / 29,678.55-40,956.87-16,249.57

Finding the Fourth Proportional to 29,678.55, 40,956.87 and 16,249.57

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Solution

The fourth proportional to 29,678.55, 40,956.87 and 16,249.57 is: 22,424.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,678.55 : 40,956.87 = 16,249.57 : x
  2. Step 2: Convert to fraction form
    29,678.55/40,956.87 = 16,249.57/x
  3. Step 3: Cross multiply
    29,678.55x = 40,956.87 × 16,249.57
  4. Step 4: Simplify right side
    29,678.55x = 665,531,526.05
  5. Step 5: Solve for x
    x = 665,531,526.05/29,678.55
  6. Step 6: Final answer
    x = 22,424.66

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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.