Home / 14,833.97-20,471.01-8,460.89

Finding the Fourth Proportional to 14,833.97, 20,471.01 and 8,460.89

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Solution

The fourth proportional to 14,833.97, 20,471.01 and 8,460.89 is: 11,676.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,833.97 : 20,471.01 = 8,460.89 : x
  2. Step 2: Convert to fraction form
    14,833.97/20,471.01 = 8,460.89/x
  3. Step 3: Cross multiply
    14,833.97x = 20,471.01 × 8,460.89
  4. Step 4: Simplify right side
    14,833.97x = 173,202,887.10
  5. Step 5: Solve for x
    x = 173,202,887.10/14,833.97
  6. Step 6: Final answer
    x = 11,676.10

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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.