Home / 16,455.69-22,685.23-11,731.77

Finding the Fourth Proportional to 16,455.69, 22,685.23 and 11,731.77

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Solution

The fourth proportional to 16,455.69, 22,685.23 and 11,731.77 is: 16,173.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,455.69 : 22,685.23 = 11,731.77 : x
  2. Step 2: Convert to fraction form
    16,455.69/22,685.23 = 11,731.77/x
  3. Step 3: Cross multiply
    16,455.69x = 22,685.23 × 11,731.77
  4. Step 4: Simplify right side
    16,455.69x = 266,137,728.67
  5. Step 5: Solve for x
    x = 266,137,728.67/16,455.69
  6. Step 6: Final answer
    x = 16,173.00

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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.