Home / 19,759.74-27,268.98-10,807.77

Finding the Fourth Proportional to 19,759.74, 27,268.98 and 10,807.77

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Solution

The fourth proportional to 19,759.74, 27,268.98 and 10,807.77 is: 14,915.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,759.74 : 27,268.98 = 10,807.77 : x
  2. Step 2: Convert to fraction form
    19,759.74/27,268.98 = 10,807.77/x
  3. Step 3: Cross multiply
    19,759.74x = 27,268.98 × 10,807.77
  4. Step 4: Simplify right side
    19,759.74x = 294,716,863.97
  5. Step 5: Solve for x
    x = 294,716,863.97/19,759.74
  6. Step 6: Final answer
    x = 14,915.02

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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.