Home / 16,641.30-24,998.40-12,286.74

Finding the Fourth Proportional to 16,641.30, 24,998.40 and 12,286.74

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Solution

The fourth proportional to 16,641.30, 24,998.40 and 12,286.74 is: 18,457.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,641.30 : 24,998.40 = 12,286.74 : x
  2. Step 2: Convert to fraction form
    16,641.30/24,998.40 = 12,286.74/x
  3. Step 3: Cross multiply
    16,641.30x = 24,998.40 × 12,286.74
  4. Step 4: Simplify right side
    16,641.30x = 307,148,841.22
  5. Step 5: Solve for x
    x = 307,148,841.22/16,641.30
  6. Step 6: Final answer
    x = 18,457.02

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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.