Home / 17,769.36-24,521.56-9,811.41

Finding the Fourth Proportional to 17,769.36, 24,521.56 and 9,811.41

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Solution

The fourth proportional to 17,769.36, 24,521.56 and 9,811.41 is: 13,539.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,769.36 : 24,521.56 = 9,811.41 : x
  2. Step 2: Convert to fraction form
    17,769.36/24,521.56 = 9,811.41/x
  3. Step 3: Cross multiply
    17,769.36x = 24,521.56 × 9,811.41
  4. Step 4: Simplify right side
    17,769.36x = 240,591,079.00
  5. Step 5: Solve for x
    x = 240,591,079.00/17,769.36
  6. Step 6: Final answer
    x = 13,539.66

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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.