Home / 57,804.20-86,714.55-17,826.55

Finding the Fourth Proportional to 57,804.20, 86,714.55 and 17,826.55

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Solution

The fourth proportional to 57,804.20, 86,714.55 and 17,826.55 is: 26,742.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,804.20 : 86,714.55 = 17,826.55 : x
  2. Step 2: Convert to fraction form
    57,804.20/86,714.55 = 17,826.55/x
  3. Step 3: Cross multiply
    57,804.20x = 86,714.55 × 17,826.55
  4. Step 4: Simplify right side
    57,804.20x = 1,545,821,044.52
  5. Step 5: Solve for x
    x = 1,545,821,044.52/57,804.20
  6. Step 6: Final answer
    x = 26,742.37

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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.