Home / 45,879.28-68,760.90-26,168.94

Finding the Fourth Proportional to 45,879.28, 68,760.90 and 26,168.94

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Solution

The fourth proportional to 45,879.28, 68,760.90 and 26,168.94 is: 39,220.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,879.28 : 68,760.90 = 26,168.94 : x
  2. Step 2: Convert to fraction form
    45,879.28/68,760.90 = 26,168.94/x
  3. Step 3: Cross multiply
    45,879.28x = 68,760.90 × 26,168.94
  4. Step 4: Simplify right side
    45,879.28x = 1,799,399,866.45
  5. Step 5: Solve for x
    x = 1,799,399,866.45/45,879.28
  6. Step 6: Final answer
    x = 39,220.32

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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.