Home / 17,665.28-26,497.10-5,184.80

Finding the Fourth Proportional to 17,665.28, 26,497.10 and 5,184.80

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Solution

The fourth proportional to 17,665.28, 26,497.10 and 5,184.80 is: 7,776.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,665.28 : 26,497.10 = 5,184.80 : x
  2. Step 2: Convert to fraction form
    17,665.28/26,497.10 = 5,184.80/x
  3. Step 3: Cross multiply
    17,665.28x = 26,497.10 × 5,184.80
  4. Step 4: Simplify right side
    17,665.28x = 137,382,164.08
  5. Step 5: Solve for x
    x = 137,382,164.08/17,665.28
  6. Step 6: Final answer
    x = 7,776.96

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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.