Home / 17,805.96-24,564.06-11,520.36

Finding the Fourth Proportional to 17,805.96, 24,564.06 and 11,520.36

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Solution

The fourth proportional to 17,805.96, 24,564.06 and 11,520.36 is: 15,892.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,805.96 : 24,564.06 = 11,520.36 : x
  2. Step 2: Convert to fraction form
    17,805.96/24,564.06 = 11,520.36/x
  3. Step 3: Cross multiply
    17,805.96x = 24,564.06 × 11,520.36
  4. Step 4: Simplify right side
    17,805.96x = 282,986,814.26
  5. Step 5: Solve for x
    x = 282,986,814.26/17,805.96
  6. Step 6: Final answer
    x = 15,892.81

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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.