Home / 41,238.78-56,909.88-22,376.28

Finding the Fourth Proportional to 41,238.78, 56,909.88 and 22,376.28

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Solution

The fourth proportional to 41,238.78, 56,909.88 and 22,376.28 is: 30,879.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,238.78 : 56,909.88 = 22,376.28 : x
  2. Step 2: Convert to fraction form
    41,238.78/56,909.88 = 22,376.28/x
  3. Step 3: Cross multiply
    41,238.78x = 56,909.88 × 22,376.28
  4. Step 4: Simplify right side
    41,238.78x = 1,273,431,409.65
  5. Step 5: Solve for x
    x = 1,273,431,409.65/41,238.78
  6. Step 6: Final answer
    x = 30,879.46

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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.