Home / 16,581.21-22,872.99-11,537.45

Finding the Fourth Proportional to 16,581.21, 22,872.99 and 11,537.45

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Solution

The fourth proportional to 16,581.21, 22,872.99 and 11,537.45 is: 15,915.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,581.21 : 22,872.99 = 11,537.45 : x
  2. Step 2: Convert to fraction form
    16,581.21/22,872.99 = 11,537.45/x
  3. Step 3: Cross multiply
    16,581.21x = 22,872.99 × 11,537.45
  4. Step 4: Simplify right side
    16,581.21x = 263,895,864.11
  5. Step 5: Solve for x
    x = 263,895,864.11/16,581.21
  6. Step 6: Final answer
    x = 15,915.36

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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.