Home / 13,053.94-19,575.09-4,167.64

Finding the Fourth Proportional to 13,053.94, 19,575.09 and 4,167.64

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Solution

The fourth proportional to 13,053.94, 19,575.09 and 4,167.64 is: 6,249.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,053.94 : 19,575.09 = 4,167.64 : x
  2. Step 2: Convert to fraction form
    13,053.94/19,575.09 = 4,167.64/x
  3. Step 3: Cross multiply
    13,053.94x = 19,575.09 × 4,167.64
  4. Step 4: Simplify right side
    13,053.94x = 81,581,928.09
  5. Step 5: Solve for x
    x = 81,581,928.09/13,053.94
  6. Step 6: Final answer
    x = 6,249.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.