Home / 57,879.42-86,829.93-26,291.70

Finding the Fourth Proportional to 57,879.42, 86,829.93 and 26,291.70

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Solution

The fourth proportional to 57,879.42, 86,829.93 and 26,291.70 is: 39,442.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,879.42 : 86,829.93 = 26,291.70 : x
  2. Step 2: Convert to fraction form
    57,879.42/86,829.93 = 26,291.70/x
  3. Step 3: Cross multiply
    57,879.42x = 86,829.93 × 26,291.70
  4. Step 4: Simplify right side
    57,879.42x = 2,282,906,470.58
  5. Step 5: Solve for x
    x = 2,282,906,470.58/57,879.42
  6. Step 6: Final answer
    x = 39,442.46

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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.