Home / 12,473.60-17,214.54-7,170.26

Finding the Fourth Proportional to 12,473.60, 17,214.54 and 7,170.26

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Solution

The fourth proportional to 12,473.60, 17,214.54 and 7,170.26 is: 9,895.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,473.60 : 17,214.54 = 7,170.26 : x
  2. Step 2: Convert to fraction form
    12,473.60/17,214.54 = 7,170.26/x
  3. Step 3: Cross multiply
    12,473.60x = 17,214.54 × 7,170.26
  4. Step 4: Simplify right side
    12,473.60x = 123,432,727.58
  5. Step 5: Solve for x
    x = 123,432,727.58/12,473.60
  6. Step 6: Final answer
    x = 9,895.52

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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.