Home / 29,029.44-40,072.87-19,610.76

Finding the Fourth Proportional to 29,029.44, 40,072.87 and 19,610.76

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Solution

The fourth proportional to 29,029.44, 40,072.87 and 19,610.76 is: 27,071.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,029.44 : 40,072.87 = 19,610.76 : x
  2. Step 2: Convert to fraction form
    29,029.44/40,072.87 = 19,610.76/x
  3. Step 3: Cross multiply
    29,029.44x = 40,072.87 × 19,610.76
  4. Step 4: Simplify right side
    29,029.44x = 785,859,436.08
  5. Step 5: Solve for x
    x = 785,859,436.08/29,029.44
  6. Step 6: Final answer
    x = 27,071.12

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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.