Home / 16,553.40-24,830.10-6,687.60

Finding the Fourth Proportional to 16,553.40, 24,830.10 and 6,687.60

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Solution

The fourth proportional to 16,553.40, 24,830.10 and 6,687.60 is: 10,031.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,553.40 : 24,830.10 = 6,687.60 : x
  2. Step 2: Convert to fraction form
    16,553.40/24,830.10 = 6,687.60/x
  3. Step 3: Cross multiply
    16,553.40x = 24,830.10 × 6,687.60
  4. Step 4: Simplify right side
    16,553.40x = 166,053,776.76
  5. Step 5: Solve for x
    x = 166,053,776.76/16,553.40
  6. Step 6: Final answer
    x = 10,031.40

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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.