Home / 41,378.07-57,102-22,515.33

Finding the Fourth Proportional to 41,378.07, 57,102 and 22,515.33

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Solution

The fourth proportional to 41,378.07, 57,102 and 22,515.33 is: 31,071.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,378.07 : 57,102 = 22,515.33 : x
  2. Step 2: Convert to fraction form
    41,378.07/57,102 = 22,515.33/x
  3. Step 3: Cross multiply
    41,378.07x = 57,102 × 22,515.33
  4. Step 4: Simplify right side
    41,378.07x = 1,285,670,373.66
  5. Step 5: Solve for x
    x = 1,285,670,373.66/41,378.07
  6. Step 6: Final answer
    x = 31,071.30

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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.