Home / 19,759.62-27,268.81-10,807.65

Finding the Fourth Proportional to 19,759.62, 27,268.81 and 10,807.65

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Solution

The fourth proportional to 19,759.62, 27,268.81 and 10,807.65 is: 14,914.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,759.62 : 27,268.81 = 10,807.65 : x
  2. Step 2: Convert to fraction form
    19,759.62/27,268.81 = 10,807.65/x
  3. Step 3: Cross multiply
    19,759.62x = 27,268.81 × 10,807.65
  4. Step 4: Simplify right side
    19,759.62x = 294,711,564.01
  5. Step 5: Solve for x
    x = 294,711,564.01/19,759.62
  6. Step 6: Final answer
    x = 14,914.84

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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.