Home / 12,006.40-16,568.40-7,532.56

Finding the Fourth Proportional to 12,006.40, 16,568.40 and 7,532.56

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Solution

The fourth proportional to 12,006.40, 16,568.40 and 7,532.56 is: 10,394.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,006.40 : 16,568.40 = 7,532.56 : x
  2. Step 2: Convert to fraction form
    12,006.40/16,568.40 = 7,532.56/x
  3. Step 3: Cross multiply
    12,006.40x = 16,568.40 × 7,532.56
  4. Step 4: Simplify right side
    12,006.40x = 124,802,467.10
  5. Step 5: Solve for x
    x = 124,802,467.10/12,006.40
  6. Step 6: Final answer
    x = 10,394.66

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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.