Home / 28,039.14-41,998.41-13,225.86

Finding the Fourth Proportional to 28,039.14, 41,998.41 and 13,225.86

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Solution

The fourth proportional to 28,039.14, 41,998.41 and 13,225.86 is: 19,810.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,039.14 : 41,998.41 = 13,225.86 : x
  2. Step 2: Convert to fraction form
    28,039.14/41,998.41 = 13,225.86/x
  3. Step 3: Cross multiply
    28,039.14x = 41,998.41 × 13,225.86
  4. Step 4: Simplify right side
    28,039.14x = 555,465,090.88
  5. Step 5: Solve for x
    x = 555,465,090.88/28,039.14
  6. Step 6: Final answer
    x = 19,810.35

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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.