Home / 13,244.04-18,276.82-7,194.31

Finding the Fourth Proportional to 13,244.04, 18,276.82 and 7,194.31

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Solution

The fourth proportional to 13,244.04, 18,276.82 and 7,194.31 is: 9,928.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,244.04 : 18,276.82 = 7,194.31 : x
  2. Step 2: Convert to fraction form
    13,244.04/18,276.82 = 7,194.31/x
  3. Step 3: Cross multiply
    13,244.04x = 18,276.82 × 7,194.31
  4. Step 4: Simplify right side
    13,244.04x = 131,489,045.22
  5. Step 5: Solve for x
    x = 131,489,045.22/13,244.04
  6. Step 6: Final answer
    x = 9,928.17

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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.