Home / 12,282.07-16,949.26-7,246.35

Finding the Fourth Proportional to 12,282.07, 16,949.26 and 7,246.35

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Solution

The fourth proportional to 12,282.07, 16,949.26 and 7,246.35 is: 9,999.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,282.07 : 16,949.26 = 7,246.35 : x
  2. Step 2: Convert to fraction form
    12,282.07/16,949.26 = 7,246.35/x
  3. Step 3: Cross multiply
    12,282.07x = 16,949.26 × 7,246.35
  4. Step 4: Simplify right side
    12,282.07x = 122,820,270.20
  5. Step 5: Solve for x
    x = 122,820,270.20/12,282.07
  6. Step 6: Final answer
    x = 9,999.97

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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.