Home / 19,018.12-26,241.82-11,060.68

Finding the Fourth Proportional to 19,018.12, 26,241.82 and 11,060.68

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Solution

The fourth proportional to 19,018.12, 26,241.82 and 11,060.68 is: 15,261.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,018.12 : 26,241.82 = 11,060.68 : x
  2. Step 2: Convert to fraction form
    19,018.12/26,241.82 = 11,060.68/x
  3. Step 3: Cross multiply
    19,018.12x = 26,241.82 × 11,060.68
  4. Step 4: Simplify right side
    19,018.12x = 290,252,373.64
  5. Step 5: Solve for x
    x = 290,252,373.64/19,018.12
  6. Step 6: Final answer
    x = 15,261.89

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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.