Home / 21,504.68-29,676.45-12,073.23

Finding the Fourth Proportional to 21,504.68, 29,676.45 and 12,073.23

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Solution

The fourth proportional to 21,504.68, 29,676.45 and 12,073.23 is: 16,661.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,504.68 : 29,676.45 = 12,073.23 : x
  2. Step 2: Convert to fraction form
    21,504.68/29,676.45 = 12,073.23/x
  3. Step 3: Cross multiply
    21,504.68x = 29,676.45 × 12,073.23
  4. Step 4: Simplify right side
    21,504.68x = 358,290,606.43
  5. Step 5: Solve for x
    x = 358,290,606.43/21,504.68
  6. Step 6: Final answer
    x = 16,661.06

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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.