Home / 51,107.68-76,661.88-17,827.60

Finding the Fourth Proportional to 51,107.68, 76,661.88 and 17,827.60

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Solution

The fourth proportional to 51,107.68, 76,661.88 and 17,827.60 is: 26,741.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,107.68 : 76,661.88 = 17,827.60 : x
  2. Step 2: Convert to fraction form
    51,107.68/76,661.88 = 17,827.60/x
  3. Step 3: Cross multiply
    51,107.68x = 76,661.88 × 17,827.60
  4. Step 4: Simplify right side
    51,107.68x = 1,366,697,331.89
  5. Step 5: Solve for x
    x = 1,366,697,331.89/51,107.68
  6. Step 6: Final answer
    x = 26,741.53

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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.