Home / 19,903.86-27,467.31-10,951.68

Finding the Fourth Proportional to 19,903.86, 27,467.31 and 10,951.68

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Solution

The fourth proportional to 19,903.86, 27,467.31 and 10,951.68 is: 15,113.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,903.86 : 27,467.31 = 10,951.68 : x
  2. Step 2: Convert to fraction form
    19,903.86/27,467.31 = 10,951.68/x
  3. Step 3: Cross multiply
    19,903.86x = 27,467.31 × 10,951.68
  4. Step 4: Simplify right side
    19,903.86x = 300,813,189.58
  5. Step 5: Solve for x
    x = 300,813,189.58/19,903.86
  6. Step 6: Final answer
    x = 15,113.31

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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.