Home / 19,760.00-27,268.46-10,807.31

Finding the Fourth Proportional to 19,760.00, 27,268.46 and 10,807.31

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Solution

The fourth proportional to 19,760.00, 27,268.46 and 10,807.31 is: 14,913.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,760.00 : 27,268.46 = 10,807.31 : x
  2. Step 2: Convert to fraction form
    19,760.00/27,268.46 = 10,807.31/x
  3. Step 3: Cross multiply
    19,760.00x = 27,268.46 × 10,807.31
  4. Step 4: Simplify right side
    19,760.00x = 294,698,673.42
  5. Step 5: Solve for x
    x = 294,698,673.42/19,760.00
  6. Step 6: Final answer
    x = 14,913.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.