Home / 21,828.45-32,744.43-10,580.52

Finding the Fourth Proportional to 21,828.45, 32,744.43 and 10,580.52

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Solution

The fourth proportional to 21,828.45, 32,744.43 and 10,580.52 is: 15,871.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,828.45 : 32,744.43 = 10,580.52 : x
  2. Step 2: Convert to fraction form
    21,828.45/32,744.43 = 10,580.52/x
  3. Step 3: Cross multiply
    21,828.45x = 32,744.43 × 10,580.52
  4. Step 4: Simplify right side
    21,828.45x = 346,453,096.50
  5. Step 5: Solve for x
    x = 346,453,096.50/21,828.45
  6. Step 6: Final answer
    x = 15,871.63

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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.