Home / 27,780.70-41,622.44-23,130.60

Finding the Fourth Proportional to 27,780.70, 41,622.44 and 23,130.60

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Solution

The fourth proportional to 27,780.70, 41,622.44 and 23,130.60 is: 34,655.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,780.70 : 41,622.44 = 23,130.60 : x
  2. Step 2: Convert to fraction form
    27,780.70/41,622.44 = 23,130.60/x
  3. Step 3: Cross multiply
    27,780.70x = 41,622.44 × 23,130.60
  4. Step 4: Simplify right side
    27,780.70x = 962,752,010.66
  5. Step 5: Solve for x
    x = 962,752,010.66/27,780.70
  6. Step 6: Final answer
    x = 34,655.43

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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.