Home / 16,239.84-24,360.65-5,145.73

Finding the Fourth Proportional to 16,239.84, 24,360.65 and 5,145.73

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Solution

The fourth proportional to 16,239.84, 24,360.65 and 5,145.73 is: 7,718.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,239.84 : 24,360.65 = 5,145.73 : x
  2. Step 2: Convert to fraction form
    16,239.84/24,360.65 = 5,145.73/x
  3. Step 3: Cross multiply
    16,239.84x = 24,360.65 × 5,145.73
  4. Step 4: Simplify right side
    16,239.84x = 125,353,260.19
  5. Step 5: Solve for x
    x = 125,353,260.19/16,239.84
  6. Step 6: Final answer
    x = 7,718.87

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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.