Home / 51,829.89-77,760.63-26,887.83

Finding the Fourth Proportional to 51,829.89, 77,760.63 and 26,887.83

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Solution

The fourth proportional to 51,829.89, 77,760.63 and 26,887.83 is: 40,339.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,829.89 : 77,760.63 = 26,887.83 : x
  2. Step 2: Convert to fraction form
    51,829.89/77,760.63 = 26,887.83/x
  3. Step 3: Cross multiply
    51,829.89x = 77,760.63 × 26,887.83
  4. Step 4: Simplify right side
    51,829.89x = 2,090,814,600.13
  5. Step 5: Solve for x
    x = 2,090,814,600.13/51,829.89
  6. Step 6: Final answer
    x = 40,339.94

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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.