Home / 18,812.76-28,254.30-16,562.10

Finding the Fourth Proportional to 18,812.76, 28,254.30 and 16,562.10

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Solution

The fourth proportional to 18,812.76, 28,254.30 and 16,562.10 is: 24,874.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,812.76 : 28,254.30 = 16,562.10 : x
  2. Step 2: Convert to fraction form
    18,812.76/28,254.30 = 16,562.10/x
  3. Step 3: Cross multiply
    18,812.76x = 28,254.30 × 16,562.10
  4. Step 4: Simplify right side
    18,812.76x = 467,950,459.22
  5. Step 5: Solve for x
    x = 467,950,459.22/18,812.76
  6. Step 6: Final answer
    x = 24,874.10

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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.