Home / 22,146.64-33,211.32-9,670.48

Finding the Fourth Proportional to 22,146.64, 33,211.32 and 9,670.48

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Solution

The fourth proportional to 22,146.64, 33,211.32 and 9,670.48 is: 14,501.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,146.64 : 33,211.32 = 9,670.48 : x
  2. Step 2: Convert to fraction form
    22,146.64/33,211.32 = 9,670.48/x
  3. Step 3: Cross multiply
    22,146.64x = 33,211.32 × 9,670.48
  4. Step 4: Simplify right side
    22,146.64x = 321,169,405.83
  5. Step 5: Solve for x
    x = 321,169,405.83/22,146.64
  6. Step 6: Final answer
    x = 14,501.95

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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.