Home / 16,783.18-25,173.11-5,688.56

Finding the Fourth Proportional to 16,783.18, 25,173.11 and 5,688.56

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Solution

The fourth proportional to 16,783.18, 25,173.11 and 5,688.56 is: 8,532.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,783.18 : 25,173.11 = 5,688.56 : x
  2. Step 2: Convert to fraction form
    16,783.18/25,173.11 = 5,688.56/x
  3. Step 3: Cross multiply
    16,783.18x = 25,173.11 × 5,688.56
  4. Step 4: Simplify right side
    16,783.18x = 143,198,823.78
  5. Step 5: Solve for x
    x = 143,198,823.78/16,783.18
  6. Step 6: Final answer
    x = 8,532.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.