Home / 19,607.90-27,052.92-11,108.66

Finding the Fourth Proportional to 19,607.90, 27,052.92 and 11,108.66

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Solution

The fourth proportional to 19,607.90, 27,052.92 and 11,108.66 is: 15,326.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,607.90 : 27,052.92 = 11,108.66 : x
  2. Step 2: Convert to fraction form
    19,607.90/27,052.92 = 11,108.66/x
  3. Step 3: Cross multiply
    19,607.90x = 27,052.92 × 11,108.66
  4. Step 4: Simplify right side
    19,607.90x = 300,521,555.02
  5. Step 5: Solve for x
    x = 300,521,555.02/19,607.90
  6. Step 6: Final answer
    x = 15,326.56

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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.