Home / 21,504.56-29,676.33-12,073.19

Finding the Fourth Proportional to 21,504.56, 29,676.33 and 12,073.19

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Solution

The fourth proportional to 21,504.56, 29,676.33 and 12,073.19 is: 16,661.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,504.56 : 29,676.33 = 12,073.19 : x
  2. Step 2: Convert to fraction form
    21,504.56/29,676.33 = 12,073.19/x
  3. Step 3: Cross multiply
    21,504.56x = 29,676.33 × 12,073.19
  4. Step 4: Simplify right side
    21,504.56x = 358,287,970.59
  5. Step 5: Solve for x
    x = 358,287,970.59/21,504.56
  6. Step 6: Final answer
    x = 16,661.02

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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.