Home / 23,511.51-35,244.57-7,920.63

Finding the Fourth Proportional to 23,511.51, 35,244.57 and 7,920.63

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Solution

The fourth proportional to 23,511.51, 35,244.57 and 7,920.63 is: 11,873.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,511.51 : 35,244.57 = 7,920.63 : x
  2. Step 2: Convert to fraction form
    23,511.51/35,244.57 = 7,920.63/x
  3. Step 3: Cross multiply
    23,511.51x = 35,244.57 × 7,920.63
  4. Step 4: Simplify right side
    23,511.51x = 279,159,198.48
  5. Step 5: Solve for x
    x = 279,159,198.48/23,511.51
  6. Step 6: Final answer
    x = 11,873.30

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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.