Home / 21,553.02-32,310.09-14,982.30

Finding the Fourth Proportional to 21,553.02, 32,310.09 and 14,982.30

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Solution

The fourth proportional to 21,553.02, 32,310.09 and 14,982.30 is: 22,459.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,553.02 : 32,310.09 = 14,982.30 : x
  2. Step 2: Convert to fraction form
    21,553.02/32,310.09 = 14,982.30/x
  3. Step 3: Cross multiply
    21,553.02x = 32,310.09 × 14,982.30
  4. Step 4: Simplify right side
    21,553.02x = 484,079,461.41
  5. Step 5: Solve for x
    x = 484,079,461.41/21,553.02
  6. Step 6: Final answer
    x = 22,459.94

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1.5x scale

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.