Home / 16,540.20-24,810.30-14,401.80

Finding the Fourth Proportional to 16,540.20, 24,810.30 and 14,401.80

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Solution

The fourth proportional to 16,540.20, 24,810.30 and 14,401.80 is: 21,602.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,540.20 : 24,810.30 = 14,401.80 : x
  2. Step 2: Convert to fraction form
    16,540.20/24,810.30 = 14,401.80/x
  3. Step 3: Cross multiply
    16,540.20x = 24,810.30 × 14,401.80
  4. Step 4: Simplify right side
    16,540.20x = 357,312,978.54
  5. Step 5: Solve for x
    x = 357,312,978.54/16,540.20
  6. Step 6: Final answer
    x = 21,602.70

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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.