Home / 12,442.86-18,670.77-9,794.16

Finding the Fourth Proportional to 12,442.86, 18,670.77 and 9,794.16

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Solution

The fourth proportional to 12,442.86, 18,670.77 and 9,794.16 is: 14,696.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,442.86 : 18,670.77 = 9,794.16 : x
  2. Step 2: Convert to fraction form
    12,442.86/18,670.77 = 9,794.16/x
  3. Step 3: Cross multiply
    12,442.86x = 18,670.77 × 9,794.16
  4. Step 4: Simplify right side
    12,442.86x = 182,864,508.70
  5. Step 5: Solve for x
    x = 182,864,508.70/12,442.86
  6. Step 6: Final answer
    x = 14,696.34

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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.