Home / 12,450.51-17,184.25-7,417.68

Finding the Fourth Proportional to 12,450.51, 17,184.25 and 7,417.68

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Solution

The fourth proportional to 12,450.51, 17,184.25 and 7,417.68 is: 10,237.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,450.51 : 17,184.25 = 7,417.68 : x
  2. Step 2: Convert to fraction form
    12,450.51/17,184.25 = 7,417.68/x
  3. Step 3: Cross multiply
    12,450.51x = 17,184.25 × 7,417.68
  4. Step 4: Simplify right side
    12,450.51x = 127,467,212.37
  5. Step 5: Solve for x
    x = 127,467,212.37/12,450.51
  6. Step 6: Final answer
    x = 10,237.91

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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.