Home / 21,710.43-32,554.62-10,600.47

Finding the Fourth Proportional to 21,710.43, 32,554.62 and 10,600.47

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Solution

The fourth proportional to 21,710.43, 32,554.62 and 10,600.47 is: 15,895.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,710.43 : 32,554.62 = 10,600.47 : x
  2. Step 2: Convert to fraction form
    21,710.43/32,554.62 = 10,600.47/x
  3. Step 3: Cross multiply
    21,710.43x = 32,554.62 × 10,600.47
  4. Step 4: Simplify right side
    21,710.43x = 345,094,272.67
  5. Step 5: Solve for x
    x = 345,094,272.67/21,710.43
  6. Step 6: Final answer
    x = 15,895.32

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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.