Home / 53,228.45-79,850.33-17,677.69

Finding the Fourth Proportional to 53,228.45, 79,850.33 and 17,677.69

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Solution

The fourth proportional to 53,228.45, 79,850.33 and 17,677.69 is: 26,519.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,228.45 : 79,850.33 = 17,677.69 : x
  2. Step 2: Convert to fraction form
    53,228.45/79,850.33 = 17,677.69/x
  3. Step 3: Cross multiply
    53,228.45x = 79,850.33 × 17,677.69
  4. Step 4: Simplify right side
    53,228.45x = 1,411,569,380.14
  5. Step 5: Solve for x
    x = 1,411,569,380.14/53,228.45
  6. Step 6: Final answer
    x = 26,519.08

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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.