Home / 11,623.47-17,432.10-5,048.16

Finding the Fourth Proportional to 11,623.47, 17,432.10 and 5,048.16

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Solution

The fourth proportional to 11,623.47, 17,432.10 and 5,048.16 is: 7,570.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,623.47 : 17,432.10 = 5,048.16 : x
  2. Step 2: Convert to fraction form
    11,623.47/17,432.10 = 5,048.16/x
  3. Step 3: Cross multiply
    11,623.47x = 17,432.10 × 5,048.16
  4. Step 4: Simplify right side
    11,623.47x = 88,000,029.94
  5. Step 5: Solve for x
    x = 88,000,029.94/11,623.47
  6. Step 6: Final answer
    x = 7,570.89

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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.