Home / 19,858.92-27,405.63-10,907.25

Finding the Fourth Proportional to 19,858.92, 27,405.63 and 10,907.25

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Solution

The fourth proportional to 19,858.92, 27,405.63 and 10,907.25 is: 15,052.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,858.92 : 27,405.63 = 10,907.25 : x
  2. Step 2: Convert to fraction form
    19,858.92/27,405.63 = 10,907.25/x
  3. Step 3: Cross multiply
    19,858.92x = 27,405.63 × 10,907.25
  4. Step 4: Simplify right side
    19,858.92x = 298,920,057.82
  5. Step 5: Solve for x
    x = 298,920,057.82/19,858.92
  6. Step 6: Final answer
    x = 15,052.18

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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.