Home / 16,262.84-24,340.80-12,345.68

Finding the Fourth Proportional to 16,262.84, 24,340.80 and 12,345.68

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Solution

The fourth proportional to 16,262.84, 24,340.80 and 12,345.68 is: 18,477.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,262.84 : 24,340.80 = 12,345.68 : x
  2. Step 2: Convert to fraction form
    16,262.84/24,340.80 = 12,345.68/x
  3. Step 3: Cross multiply
    16,262.84x = 24,340.80 × 12,345.68
  4. Step 4: Simplify right side
    16,262.84x = 300,503,727.74
  5. Step 5: Solve for x
    x = 300,503,727.74/16,262.84
  6. Step 6: Final answer
    x = 18,477.94

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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.