Home / 19,759.68-27,269.04-10,807.74

Finding the Fourth Proportional to 19,759.68, 27,269.04 and 10,807.74

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Solution

The fourth proportional to 19,759.68, 27,269.04 and 10,807.74 is: 14,915.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,759.68 : 27,269.04 = 10,807.74 : x
  2. Step 2: Convert to fraction form
    19,759.68/27,269.04 = 10,807.74/x
  3. Step 3: Cross multiply
    19,759.68x = 27,269.04 × 10,807.74
  4. Step 4: Simplify right side
    19,759.68x = 294,716,694.37
  5. Step 5: Solve for x
    x = 294,716,694.37/19,759.68
  6. Step 6: Final answer
    x = 14,915.05

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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.