Home / 16,455.10-24,686.49-4,768.54

Finding the Fourth Proportional to 16,455.10, 24,686.49 and 4,768.54

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Solution

The fourth proportional to 16,455.10, 24,686.49 and 4,768.54 is: 7,153.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,455.10 : 24,686.49 = 4,768.54 : x
  2. Step 2: Convert to fraction form
    16,455.10/24,686.49 = 4,768.54/x
  3. Step 3: Cross multiply
    16,455.10x = 24,686.49 × 4,768.54
  4. Step 4: Simplify right side
    16,455.10x = 117,718,515.02
  5. Step 5: Solve for x
    x = 117,718,515.02/16,455.10
  6. Step 6: Final answer
    x = 7,153.92

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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.