Home / 21,524.02-32,264.97-10,989.16

Finding the Fourth Proportional to 21,524.02, 32,264.97 and 10,989.16

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Solution

The fourth proportional to 21,524.02, 32,264.97 and 10,989.16 is: 16,472.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,524.02 : 32,264.97 = 10,989.16 : x
  2. Step 2: Convert to fraction form
    21,524.02/32,264.97 = 10,989.16/x
  3. Step 3: Cross multiply
    21,524.02x = 32,264.97 × 10,989.16
  4. Step 4: Simplify right side
    21,524.02x = 354,564,917.73
  5. Step 5: Solve for x
    x = 354,564,917.73/21,524.02
  6. Step 6: Final answer
    x = 16,472.99

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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.