Home / 15,381.14-23,072.60-4,851.50

Finding the Fourth Proportional to 15,381.14, 23,072.60 and 4,851.50

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Solution

The fourth proportional to 15,381.14, 23,072.60 and 4,851.50 is: 7,277.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,381.14 : 23,072.60 = 4,851.50 : x
  2. Step 2: Convert to fraction form
    15,381.14/23,072.60 = 4,851.50/x
  3. Step 3: Cross multiply
    15,381.14x = 23,072.60 × 4,851.50
  4. Step 4: Simplify right side
    15,381.14x = 111,936,588.38
  5. Step 5: Solve for x
    x = 111,936,588.38/15,381.14
  6. Step 6: Final answer
    x = 7,277.52

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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.