Home / 51,102.93-76,664.64-17,814.05

Finding the Fourth Proportional to 51,102.93, 76,664.64 and 17,814.05

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Solution

The fourth proportional to 51,102.93, 76,664.64 and 17,814.05 is: 26,724.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,102.93 : 76,664.64 = 17,814.05 : x
  2. Step 2: Convert to fraction form
    51,102.93/76,664.64 = 17,814.05/x
  3. Step 3: Cross multiply
    51,102.93x = 76,664.64 × 17,814.05
  4. Step 4: Simplify right side
    51,102.93x = 1,365,707,346.87
  5. Step 5: Solve for x
    x = 1,365,707,346.87/51,102.93
  6. Step 6: Final answer
    x = 26,724.64

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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.