Home / 56,831.26-85,243.32-17,385.24

Finding the Fourth Proportional to 56,831.26, 85,243.32 and 17,385.24

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Solution

The fourth proportional to 56,831.26, 85,243.32 and 17,385.24 is: 26,076.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,831.26 : 85,243.32 = 17,385.24 : x
  2. Step 2: Convert to fraction form
    56,831.26/85,243.32 = 17,385.24/x
  3. Step 3: Cross multiply
    56,831.26x = 85,243.32 × 17,385.24
  4. Step 4: Simplify right side
    56,831.26x = 1,481,975,576.60
  5. Step 5: Solve for x
    x = 1,481,975,576.60/56,831.26
  6. Step 6: Final answer
    x = 26,076.77

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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.