Home / 19,936.10-29,948.70-16,655.60

Finding the Fourth Proportional to 19,936.10, 29,948.70 and 16,655.60

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Solution

The fourth proportional to 19,936.10, 29,948.70 and 16,655.60 is: 25,020.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,936.10 : 29,948.70 = 16,655.60 : x
  2. Step 2: Convert to fraction form
    19,936.10/29,948.70 = 16,655.60/x
  3. Step 3: Cross multiply
    19,936.10x = 29,948.70 × 16,655.60
  4. Step 4: Simplify right side
    19,936.10x = 498,813,567.72
  5. Step 5: Solve for x
    x = 498,813,567.72/19,936.10
  6. Step 6: Final answer
    x = 25,020.62

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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.