Home / 10,377.36-15,566.04-8,835.28

Finding the Fourth Proportional to 10,377.36, 15,566.04 and 8,835.28

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Solution

The fourth proportional to 10,377.36, 15,566.04 and 8,835.28 is: 13,252.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,377.36 : 15,566.04 = 8,835.28 : x
  2. Step 2: Convert to fraction form
    10,377.36/15,566.04 = 8,835.28/x
  3. Step 3: Cross multiply
    10,377.36x = 15,566.04 × 8,835.28
  4. Step 4: Simplify right side
    10,377.36x = 137,530,321.89
  5. Step 5: Solve for x
    x = 137,530,321.89/10,377.36
  6. Step 6: Final answer
    x = 13,252.92

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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.