Home / 30,234.81-41,727.43-16,807.34

Finding the Fourth Proportional to 30,234.81, 41,727.43 and 16,807.34

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Solution

The fourth proportional to 30,234.81, 41,727.43 and 16,807.34 is: 23,196.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,234.81 : 41,727.43 = 16,807.34 : x
  2. Step 2: Convert to fraction form
    30,234.81/41,727.43 = 16,807.34/x
  3. Step 3: Cross multiply
    30,234.81x = 41,727.43 × 16,807.34
  4. Step 4: Simplify right side
    30,234.81x = 701,327,165.64
  5. Step 5: Solve for x
    x = 701,327,165.64/30,234.81
  6. Step 6: Final answer
    x = 23,196.02

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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.