Home / 12,744.99-17,587.52-7,080.14

Finding the Fourth Proportional to 12,744.99, 17,587.52 and 7,080.14

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Solution

The fourth proportional to 12,744.99, 17,587.52 and 7,080.14 is: 9,770.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,744.99 : 17,587.52 = 7,080.14 : x
  2. Step 2: Convert to fraction form
    12,744.99/17,587.52 = 7,080.14/x
  3. Step 3: Cross multiply
    12,744.99x = 17,587.52 × 7,080.14
  4. Step 4: Simplify right side
    12,744.99x = 124,521,980.51
  5. Step 5: Solve for x
    x = 124,521,980.51/12,744.99
  6. Step 6: Final answer
    x = 9,770.27

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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.