Home / 15,939.89-23,901.59-7,167.32

Finding the Fourth Proportional to 15,939.89, 23,901.59 and 7,167.32

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Solution

The fourth proportional to 15,939.89, 23,901.59 and 7,167.32 is: 10,747.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,939.89 : 23,901.59 = 7,167.32 : x
  2. Step 2: Convert to fraction form
    15,939.89/23,901.59 = 7,167.32/x
  3. Step 3: Cross multiply
    15,939.89x = 23,901.59 × 7,167.32
  4. Step 4: Simplify right side
    15,939.89x = 171,310,242.45
  5. Step 5: Solve for x
    x = 171,310,242.45/15,939.89
  6. Step 6: Final answer
    x = 10,747.27

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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.