Home / 16,697.72-23,042.40-9,623.72

Finding the Fourth Proportional to 16,697.72, 23,042.40 and 9,623.72

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Solution

The fourth proportional to 16,697.72, 23,042.40 and 9,623.72 is: 13,280.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,697.72 : 23,042.40 = 9,623.72 : x
  2. Step 2: Convert to fraction form
    16,697.72/23,042.40 = 9,623.72/x
  3. Step 3: Cross multiply
    16,697.72x = 23,042.40 × 9,623.72
  4. Step 4: Simplify right side
    16,697.72x = 221,753,605.73
  5. Step 5: Solve for x
    x = 221,753,605.73/16,697.72
  6. Step 6: Final answer
    x = 13,280.47

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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.