Home / 18,903.24-26,087.03-10,406.23

Finding the Fourth Proportional to 18,903.24, 26,087.03 and 10,406.23

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Solution

The fourth proportional to 18,903.24, 26,087.03 and 10,406.23 is: 14,360.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,903.24 : 26,087.03 = 10,406.23 : x
  2. Step 2: Convert to fraction form
    18,903.24/26,087.03 = 10,406.23/x
  3. Step 3: Cross multiply
    18,903.24x = 26,087.03 × 10,406.23
  4. Step 4: Simplify right side
    18,903.24x = 271,467,451.73
  5. Step 5: Solve for x
    x = 271,467,451.73/18,903.24
  6. Step 6: Final answer
    x = 14,360.90

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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.