Home / 51,130.80-76,699.71-17,383.09

Finding the Fourth Proportional to 51,130.80, 76,699.71 and 17,383.09

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Solution

The fourth proportional to 51,130.80, 76,699.71 and 17,383.09 is: 26,075.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,130.80 : 76,699.71 = 17,383.09 : x
  2. Step 2: Convert to fraction form
    51,130.80/76,699.71 = 17,383.09/x
  3. Step 3: Cross multiply
    51,130.80x = 76,699.71 × 17,383.09
  4. Step 4: Simplify right side
    51,130.80x = 1,333,277,961.90
  5. Step 5: Solve for x
    x = 1,333,277,961.90/51,130.80
  6. Step 6: Final answer
    x = 26,075.83

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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.