Home / 15,702.36-23,553.76-3,856.16

Finding the Fourth Proportional to 15,702.36, 23,553.76 and 3,856.16

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Solution

The fourth proportional to 15,702.36, 23,553.76 and 3,856.16 is: 5,784.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,702.36 : 23,553.76 = 3,856.16 : x
  2. Step 2: Convert to fraction form
    15,702.36/23,553.76 = 3,856.16/x
  3. Step 3: Cross multiply
    15,702.36x = 23,553.76 × 3,856.16
  4. Step 4: Simplify right side
    15,702.36x = 90,827,067.16
  5. Step 5: Solve for x
    x = 90,827,067.16/15,702.36
  6. Step 6: Final answer
    x = 5,784.29

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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.