Home / 12,518.36-17,273.24-7,484.62

Finding the Fourth Proportional to 12,518.36, 17,273.24 and 7,484.62

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Solution

The fourth proportional to 12,518.36, 17,273.24 and 7,484.62 is: 10,327.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,518.36 : 17,273.24 = 7,484.62 : x
  2. Step 2: Convert to fraction form
    12,518.36/17,273.24 = 7,484.62/x
  3. Step 3: Cross multiply
    12,518.36x = 17,273.24 × 7,484.62
  4. Step 4: Simplify right side
    12,518.36x = 129,283,637.57
  5. Step 5: Solve for x
    x = 129,283,637.57/12,518.36
  6. Step 6: Final answer
    x = 10,327.52

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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.