Home / 17,561.40-24,254.69-11,808.84

Finding the Fourth Proportional to 17,561.40, 24,254.69 and 11,808.84

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Solution

The fourth proportional to 17,561.40, 24,254.69 and 11,808.84 is: 16,309.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,561.40 : 24,254.69 = 11,808.84 : x
  2. Step 2: Convert to fraction form
    17,561.40/24,254.69 = 11,808.84/x
  3. Step 3: Cross multiply
    17,561.40x = 24,254.69 × 11,808.84
  4. Step 4: Simplify right side
    17,561.40x = 286,419,785.37
  5. Step 5: Solve for x
    x = 286,419,785.37/17,561.40
  6. Step 6: Final answer
    x = 16,309.62

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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.