Home / 52,072.99-78,097.29-14,636.65

Finding the Fourth Proportional to 52,072.99, 78,097.29 and 14,636.65

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Solution

The fourth proportional to 52,072.99, 78,097.29 and 14,636.65 is: 21,951.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,072.99 : 78,097.29 = 14,636.65 : x
  2. Step 2: Convert to fraction form
    52,072.99/78,097.29 = 14,636.65/x
  3. Step 3: Cross multiply
    52,072.99x = 78,097.29 × 14,636.65
  4. Step 4: Simplify right side
    52,072.99x = 1,143,082,699.68
  5. Step 5: Solve for x
    x = 1,143,082,699.68/52,072.99
  6. Step 6: Final answer
    x = 21,951.55

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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.