Home / 31,456.34-47,181.27-10,395.62

Finding the Fourth Proportional to 31,456.34, 47,181.27 and 10,395.62

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Solution

The fourth proportional to 31,456.34, 47,181.27 and 10,395.62 is: 15,592.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,456.34 : 47,181.27 = 10,395.62 : x
  2. Step 2: Convert to fraction form
    31,456.34/47,181.27 = 10,395.62/x
  3. Step 3: Cross multiply
    31,456.34x = 47,181.27 × 10,395.62
  4. Step 4: Simplify right side
    31,456.34x = 490,478,554.04
  5. Step 5: Solve for x
    x = 490,478,554.04/31,456.34
  6. Step 6: Final answer
    x = 15,592.36

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.