Home / 13,098.41-19,639.40-9,541.80

Finding the Fourth Proportional to 13,098.41, 19,639.40 and 9,541.80

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Solution

The fourth proportional to 13,098.41, 19,639.40 and 9,541.80 is: 14,306.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,098.41 : 19,639.40 = 9,541.80 : x
  2. Step 2: Convert to fraction form
    13,098.41/19,639.40 = 9,541.80/x
  3. Step 3: Cross multiply
    13,098.41x = 19,639.40 × 9,541.80
  4. Step 4: Simplify right side
    13,098.41x = 187,395,179.21
  5. Step 5: Solve for x
    x = 187,395,179.21/13,098.41
  6. Step 6: Final answer
    x = 14,306.71

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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.