Home / 19,513.14-26,928.13-10,560.71

Finding the Fourth Proportional to 19,513.14, 26,928.13 and 10,560.71

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Solution

The fourth proportional to 19,513.14, 26,928.13 and 10,560.71 is: 14,573.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,513.14 : 26,928.13 = 10,560.71 : x
  2. Step 2: Convert to fraction form
    19,513.14/26,928.13 = 10,560.71/x
  3. Step 3: Cross multiply
    19,513.14x = 26,928.13 × 10,560.71
  4. Step 4: Simplify right side
    19,513.14x = 284,380,171.77
  5. Step 5: Solve for x
    x = 284,380,171.77/19,513.14
  6. Step 6: Final answer
    x = 14,573.78

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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.