Home / 13,825.25-19,063.77-9,341.22

Finding the Fourth Proportional to 13,825.25, 19,063.77 and 9,341.22

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Solution

The fourth proportional to 13,825.25, 19,063.77 and 9,341.22 is: 12,880.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,825.25 : 19,063.77 = 9,341.22 : x
  2. Step 2: Convert to fraction form
    13,825.25/19,063.77 = 9,341.22/x
  3. Step 3: Cross multiply
    13,825.25x = 19,063.77 × 9,341.22
  4. Step 4: Simplify right side
    13,825.25x = 178,078,869.60
  5. Step 5: Solve for x
    x = 178,078,869.60/13,825.25
  6. Step 6: Final answer
    x = 12,880.70

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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.