Home / 11,808.56-17,620.32-10,567.43

Finding the Fourth Proportional to 11,808.56, 17,620.32 and 10,567.43

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Solution

The fourth proportional to 11,808.56, 17,620.32 and 10,567.43 is: 15,768.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,808.56 : 17,620.32 = 10,567.43 : x
  2. Step 2: Convert to fraction form
    11,808.56/17,620.32 = 10,567.43/x
  3. Step 3: Cross multiply
    11,808.56x = 17,620.32 × 10,567.43
  4. Step 4: Simplify right side
    11,808.56x = 186,201,498.18
  5. Step 5: Solve for x
    x = 186,201,498.18/11,808.56
  6. Step 6: Final answer
    x = 15,768.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.