Home / 51,239.64-76,812.66-17,941.50

Finding the Fourth Proportional to 51,239.64, 76,812.66 and 17,941.50

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Solution

The fourth proportional to 51,239.64, 76,812.66 and 17,941.50 is: 26,895.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,239.64 : 76,812.66 = 17,941.50 : x
  2. Step 2: Convert to fraction form
    51,239.64/76,812.66 = 17,941.50/x
  3. Step 3: Cross multiply
    51,239.64x = 76,812.66 × 17,941.50
  4. Step 4: Simplify right side
    51,239.64x = 1,378,134,339.39
  5. Step 5: Solve for x
    x = 1,378,134,339.39/51,239.64
  6. Step 6: Final answer
    x = 26,895.86

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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.