Home / 21,708.44-32,564.82-10,025

Finding the Fourth Proportional to 21,708.44, 32,564.82 and 10,025

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Solution

The fourth proportional to 21,708.44, 32,564.82 and 10,025 is: 15,038.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,708.44 : 32,564.82 = 10,025 : x
  2. Step 2: Convert to fraction form
    21,708.44/32,564.82 = 10,025/x
  3. Step 3: Cross multiply
    21,708.44x = 32,564.82 × 10,025
  4. Step 4: Simplify right side
    21,708.44x = 326,462,320.50
  5. Step 5: Solve for x
    x = 326,462,320.50/21,708.44
  6. Step 6: Final answer
    x = 15,038.50

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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.