Home / 15,641.28-23,450.94-7,844.76

Finding the Fourth Proportional to 15,641.28, 23,450.94 and 7,844.76

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Solution

The fourth proportional to 15,641.28, 23,450.94 and 7,844.76 is: 11,761.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,641.28 : 23,450.94 = 7,844.76 : x
  2. Step 2: Convert to fraction form
    15,641.28/23,450.94 = 7,844.76/x
  3. Step 3: Cross multiply
    15,641.28x = 23,450.94 × 7,844.76
  4. Step 4: Simplify right side
    15,641.28x = 183,966,996.07
  5. Step 5: Solve for x
    x = 183,966,996.07/15,641.28
  6. Step 6: Final answer
    x = 11,761.63

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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.