Home / 15,532.88-23,285.34-5,665.28

Finding the Fourth Proportional to 15,532.88, 23,285.34 and 5,665.28

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Solution

The fourth proportional to 15,532.88, 23,285.34 and 5,665.28 is: 8,492.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,532.88 : 23,285.34 = 5,665.28 : x
  2. Step 2: Convert to fraction form
    15,532.88/23,285.34 = 5,665.28/x
  3. Step 3: Cross multiply
    15,532.88x = 23,285.34 × 5,665.28
  4. Step 4: Simplify right side
    15,532.88x = 131,917,971.00
  5. Step 5: Solve for x
    x = 131,917,971.00/15,532.88
  6. Step 6: Final answer
    x = 8,492.82

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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.