Home / 40,786.58-61,128.30-23,266.28

Finding the Fourth Proportional to 40,786.58, 61,128.30 and 23,266.28

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Solution

The fourth proportional to 40,786.58, 61,128.30 and 23,266.28 is: 34,870.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,786.58 : 61,128.30 = 23,266.28 : x
  2. Step 2: Convert to fraction form
    40,786.58/61,128.30 = 23,266.28/x
  3. Step 3: Cross multiply
    40,786.58x = 61,128.30 × 23,266.28
  4. Step 4: Simplify right side
    40,786.58x = 1,422,228,143.72
  5. Step 5: Solve for x
    x = 1,422,228,143.72/40,786.58
  6. Step 6: Final answer
    x = 34,870.00

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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.