Home / 19,496.42-26,903.85-10,999.88

Finding the Fourth Proportional to 19,496.42, 26,903.85 and 10,999.88

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Solution

The fourth proportional to 19,496.42, 26,903.85 and 10,999.88 is: 15,179.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,496.42 : 26,903.85 = 10,999.88 : x
  2. Step 2: Convert to fraction form
    19,496.42/26,903.85 = 10,999.88/x
  3. Step 3: Cross multiply
    19,496.42x = 26,903.85 × 10,999.88
  4. Step 4: Simplify right side
    19,496.42x = 295,939,121.54
  5. Step 5: Solve for x
    x = 295,939,121.54/19,496.42
  6. Step 6: Final answer
    x = 15,179.15

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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.