Home / 15,916.52-23,877.72-5,243.48

Finding the Fourth Proportional to 15,916.52, 23,877.72 and 5,243.48

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Solution

The fourth proportional to 15,916.52, 23,877.72 and 5,243.48 is: 7,866.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,916.52 : 23,877.72 = 5,243.48 : x
  2. Step 2: Convert to fraction form
    15,916.52/23,877.72 = 5,243.48/x
  3. Step 3: Cross multiply
    15,916.52x = 23,877.72 × 5,243.48
  4. Step 4: Simplify right side
    15,916.52x = 125,202,347.27
  5. Step 5: Solve for x
    x = 125,202,347.27/15,916.52
  6. Step 6: Final answer
    x = 7,866.19

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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.