Home / 16,098.40-24,163.80-7,785.10

Finding the Fourth Proportional to 16,098.40, 24,163.80 and 7,785.10

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Solution

The fourth proportional to 16,098.40, 24,163.80 and 7,785.10 is: 11,685.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,098.40 : 24,163.80 = 7,785.10 : x
  2. Step 2: Convert to fraction form
    16,098.40/24,163.80 = 7,785.10/x
  3. Step 3: Cross multiply
    16,098.40x = 24,163.80 × 7,785.10
  4. Step 4: Simplify right side
    16,098.40x = 188,117,599.38
  5. Step 5: Solve for x
    x = 188,117,599.38/16,098.40
  6. Step 6: Final answer
    x = 11,685.48

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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.