Home / 21,053.44-31,580.14-6,262.32

Finding the Fourth Proportional to 21,053.44, 31,580.14 and 6,262.32

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Solution

The fourth proportional to 21,053.44, 31,580.14 and 6,262.32 is: 9,393.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,053.44 : 31,580.14 = 6,262.32 : x
  2. Step 2: Convert to fraction form
    21,053.44/31,580.14 = 6,262.32/x
  3. Step 3: Cross multiply
    21,053.44x = 31,580.14 × 6,262.32
  4. Step 4: Simplify right side
    21,053.44x = 197,764,942.32
  5. Step 5: Solve for x
    x = 197,764,942.32/21,053.44
  6. Step 6: Final answer
    x = 9,393.47

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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.