Home / 19,759.95-27,268.34-10,807.42

Finding the Fourth Proportional to 19,759.95, 27,268.34 and 10,807.42

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Solution

The fourth proportional to 19,759.95, 27,268.34 and 10,807.42 is: 14,914.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,759.95 : 27,268.34 = 10,807.42 : x
  2. Step 2: Convert to fraction form
    19,759.95/27,268.34 = 10,807.42/x
  3. Step 3: Cross multiply
    19,759.95x = 27,268.34 × 10,807.42
  4. Step 4: Simplify right side
    19,759.95x = 294,700,403.08
  5. Step 5: Solve for x
    x = 294,700,403.08/19,759.95
  6. Step 6: Final answer
    x = 14,914.03

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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.