Home / 19,759.64-27,268.34-10,807.12

Finding the Fourth Proportional to 19,759.64, 27,268.34 and 10,807.12

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Solution

The fourth proportional to 19,759.64, 27,268.34 and 10,807.12 is: 14,913.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,759.64 : 27,268.34 = 10,807.12 : x
  2. Step 2: Convert to fraction form
    19,759.64/27,268.34 = 10,807.12/x
  3. Step 3: Cross multiply
    19,759.64x = 27,268.34 × 10,807.12
  4. Step 4: Simplify right side
    19,759.64x = 294,692,222.58
  5. Step 5: Solve for x
    x = 294,692,222.58/19,759.64
  6. Step 6: Final answer
    x = 14,913.85

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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.