Home / 17,257.71-25,878.36-9,860.18

Finding the Fourth Proportional to 17,257.71, 25,878.36 and 9,860.18

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Solution

The fourth proportional to 17,257.71, 25,878.36 and 9,860.18 is: 14,785.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,257.71 : 25,878.36 = 9,860.18 : x
  2. Step 2: Convert to fraction form
    17,257.71/25,878.36 = 9,860.18/x
  3. Step 3: Cross multiply
    17,257.71x = 25,878.36 × 9,860.18
  4. Step 4: Simplify right side
    17,257.71x = 255,165,313.12
  5. Step 5: Solve for x
    x = 255,165,313.12/17,257.71
  6. Step 6: Final answer
    x = 14,785.59

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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.