Home / 52,821.16-79,205.36-17,277.84

Finding the Fourth Proportional to 52,821.16, 79,205.36 and 17,277.84

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Solution

The fourth proportional to 52,821.16, 79,205.36 and 17,277.84 is: 25,908.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,821.16 : 79,205.36 = 17,277.84 : x
  2. Step 2: Convert to fraction form
    52,821.16/79,205.36 = 17,277.84/x
  3. Step 3: Cross multiply
    52,821.16x = 79,205.36 × 17,277.84
  4. Step 4: Simplify right side
    52,821.16x = 1,368,497,537.22
  5. Step 5: Solve for x
    x = 1,368,497,537.22/52,821.16
  6. Step 6: Final answer
    x = 25,908.13

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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.