Home / 17,088.80-25,633.20-11,548.40

Finding the Fourth Proportional to 17,088.80, 25,633.20 and 11,548.40

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Solution

The fourth proportional to 17,088.80, 25,633.20 and 11,548.40 is: 17,322.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,088.80 : 25,633.20 = 11,548.40 : x
  2. Step 2: Convert to fraction form
    17,088.80/25,633.20 = 11,548.40/x
  3. Step 3: Cross multiply
    17,088.80x = 25,633.20 × 11,548.40
  4. Step 4: Simplify right side
    17,088.80x = 296,022,446.88
  5. Step 5: Solve for x
    x = 296,022,446.88/17,088.80
  6. Step 6: Final answer
    x = 17,322.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.