Home / 19,568.80-29,345.64-11,254.96

Finding the Fourth Proportional to 19,568.80, 29,345.64 and 11,254.96

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Solution

The fourth proportional to 19,568.80, 29,345.64 and 11,254.96 is: 16,878.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,568.80 : 29,345.64 = 11,254.96 : x
  2. Step 2: Convert to fraction form
    19,568.80/29,345.64 = 11,254.96/x
  3. Step 3: Cross multiply
    19,568.80x = 29,345.64 × 11,254.96
  4. Step 4: Simplify right side
    19,568.80x = 330,284,004.37
  5. Step 5: Solve for x
    x = 330,284,004.37/19,568.80
  6. Step 6: Final answer
    x = 16,878.09

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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.