Home / 51,107.07-76,660.94-17,827.01

Finding the Fourth Proportional to 51,107.07, 76,660.94 and 17,827.01

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Solution

The fourth proportional to 51,107.07, 76,660.94 and 17,827.01 is: 26,740.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,107.07 : 76,660.94 = 17,827.01 : x
  2. Step 2: Convert to fraction form
    51,107.07/76,660.94 = 17,827.01/x
  3. Step 3: Cross multiply
    51,107.07x = 76,660.94 × 17,827.01
  4. Step 4: Simplify right side
    51,107.07x = 1,366,634,871.55
  5. Step 5: Solve for x
    x = 1,366,634,871.55/51,107.07
  6. Step 6: Final answer
    x = 26,740.62

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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.