Home / 19,567.91-27,003.71-11,186.03

Finding the Fourth Proportional to 19,567.91, 27,003.71 and 11,186.03

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Solution

The fourth proportional to 19,567.91, 27,003.71 and 11,186.03 is: 15,436.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,567.91 : 27,003.71 = 11,186.03 : x
  2. Step 2: Convert to fraction form
    19,567.91/27,003.71 = 11,186.03/x
  3. Step 3: Cross multiply
    19,567.91x = 27,003.71 × 11,186.03
  4. Step 4: Simplify right side
    19,567.91x = 302,064,242.66
  5. Step 5: Solve for x
    x = 302,064,242.66/19,567.91
  6. Step 6: Final answer
    x = 15,436.72

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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.