Home / 15,973.70-23,971.90-5,585.54

Finding the Fourth Proportional to 15,973.70, 23,971.90 and 5,585.54

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Solution

The fourth proportional to 15,973.70, 23,971.90 and 5,585.54 is: 8,382.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,973.70 : 23,971.90 = 5,585.54 : x
  2. Step 2: Convert to fraction form
    15,973.70/23,971.90 = 5,585.54/x
  3. Step 3: Cross multiply
    15,973.70x = 23,971.90 × 5,585.54
  4. Step 4: Simplify right side
    15,973.70x = 133,896,006.33
  5. Step 5: Solve for x
    x = 133,896,006.33/15,973.70
  6. Step 6: Final answer
    x = 8,382.28

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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.