Home / 12,554.14-17,324.08-7,521.15

Finding the Fourth Proportional to 12,554.14, 17,324.08 and 7,521.15

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Solution

The fourth proportional to 12,554.14, 17,324.08 and 7,521.15 is: 10,378.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,554.14 : 17,324.08 = 7,521.15 : x
  2. Step 2: Convert to fraction form
    12,554.14/17,324.08 = 7,521.15/x
  3. Step 3: Cross multiply
    12,554.14x = 17,324.08 × 7,521.15
  4. Step 4: Simplify right side
    12,554.14x = 130,297,050.45
  5. Step 5: Solve for x
    x = 130,297,050.45/12,554.14
  6. Step 6: Final answer
    x = 10,378.81

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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.