Home / 12,518.82-17,275.21-6,852.53

Finding the Fourth Proportional to 12,518.82, 17,275.21 and 6,852.53

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Solution

The fourth proportional to 12,518.82, 17,275.21 and 6,852.53 is: 9,456.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,518.82 : 17,275.21 = 6,852.53 : x
  2. Step 2: Convert to fraction form
    12,518.82/17,275.21 = 6,852.53/x
  3. Step 3: Cross multiply
    12,518.82x = 17,275.21 × 6,852.53
  4. Step 4: Simplify right side
    12,518.82x = 118,378,920.84
  5. Step 5: Solve for x
    x = 118,378,920.84/12,518.82
  6. Step 6: Final answer
    x = 9,456.08

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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.