Home / 28,028.43-42,057.27-26,414.91

Finding the Fourth Proportional to 28,028.43, 42,057.27 and 26,414.91

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Solution

The fourth proportional to 28,028.43, 42,057.27 and 26,414.91 is: 39,636.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,028.43 : 42,057.27 = 26,414.91 : x
  2. Step 2: Convert to fraction form
    28,028.43/42,057.27 = 26,414.91/x
  3. Step 3: Cross multiply
    28,028.43x = 42,057.27 × 26,414.91
  4. Step 4: Simplify right side
    28,028.43x = 1,110,939,001.90
  5. Step 5: Solve for x
    x = 1,110,939,001.90/28,028.43
  6. Step 6: Final answer
    x = 39,636.15

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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.