Home / 19,300.88-26,630.62-11,747.13

Finding the Fourth Proportional to 19,300.88, 26,630.62 and 11,747.13

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Solution

The fourth proportional to 19,300.88, 26,630.62 and 11,747.13 is: 16,208.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,300.88 : 26,630.62 = 11,747.13 : x
  2. Step 2: Convert to fraction form
    19,300.88/26,630.62 = 11,747.13/x
  3. Step 3: Cross multiply
    19,300.88x = 26,630.62 × 11,747.13
  4. Step 4: Simplify right side
    19,300.88x = 312,833,291.97
  5. Step 5: Solve for x
    x = 312,833,291.97/19,300.88
  6. Step 6: Final answer
    x = 16,208.24

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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.