Home / 28,026.65-42,004.43-27,730.03

Finding the Fourth Proportional to 28,026.65, 42,004.43 and 27,730.03

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Solution

The fourth proportional to 28,026.65, 42,004.43 and 27,730.03 is: 41,559.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,026.65 : 42,004.43 = 27,730.03 : x
  2. Step 2: Convert to fraction form
    28,026.65/42,004.43 = 27,730.03/x
  3. Step 3: Cross multiply
    28,026.65x = 42,004.43 × 27,730.03
  4. Step 4: Simplify right side
    28,026.65x = 1,164,784,104.03
  5. Step 5: Solve for x
    x = 1,164,784,104.03/28,026.65
  6. Step 6: Final answer
    x = 41,559.88

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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.