Home / 17,725.80-26,588.70-14,615.40

Finding the Fourth Proportional to 17,725.80, 26,588.70 and 14,615.40

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Solution

The fourth proportional to 17,725.80, 26,588.70 and 14,615.40 is: 21,923.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,725.80 : 26,588.70 = 14,615.40 : x
  2. Step 2: Convert to fraction form
    17,725.80/26,588.70 = 14,615.40/x
  3. Step 3: Cross multiply
    17,725.80x = 26,588.70 × 14,615.40
  4. Step 4: Simplify right side
    17,725.80x = 388,604,485.98
  5. Step 5: Solve for x
    x = 388,604,485.98/17,725.80
  6. Step 6: Final answer
    x = 21,923.10

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Similar ratio
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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.