Home / 57,880.42-86,831.43-26,292.70

Finding the Fourth Proportional to 57,880.42, 86,831.43 and 26,292.70

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Solution

The fourth proportional to 57,880.42, 86,831.43 and 26,292.70 is: 39,443.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,880.42 : 86,831.43 = 26,292.70 : x
  2. Step 2: Convert to fraction form
    57,880.42/86,831.43 = 26,292.70/x
  3. Step 3: Cross multiply
    57,880.42x = 86,831.43 × 26,292.70
  4. Step 4: Simplify right side
    57,880.42x = 2,283,032,739.56
  5. Step 5: Solve for x
    x = 2,283,032,739.56/57,880.42
  6. Step 6: Final answer
    x = 39,443.96

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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.