Home / 51,225.48-76,835.46-19,650.66

Finding the Fourth Proportional to 51,225.48, 76,835.46 and 19,650.66

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Solution

The fourth proportional to 51,225.48, 76,835.46 and 19,650.66 is: 29,474.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,225.48 : 76,835.46 = 19,650.66 : x
  2. Step 2: Convert to fraction form
    51,225.48/76,835.46 = 19,650.66/x
  3. Step 3: Cross multiply
    51,225.48x = 76,835.46 × 19,650.66
  4. Step 4: Simplify right side
    51,225.48x = 1,509,867,500.40
  5. Step 5: Solve for x
    x = 1,509,867,500.40/51,225.48
  6. Step 6: Final answer
    x = 29,474.93

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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.