Home / 14,985.24-20,676.78-10,267.80

Finding the Fourth Proportional to 14,985.24, 20,676.78 and 10,267.80

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Solution

The fourth proportional to 14,985.24, 20,676.78 and 10,267.80 is: 14,167.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,985.24 : 20,676.78 = 10,267.80 : x
  2. Step 2: Convert to fraction form
    14,985.24/20,676.78 = 10,267.80/x
  3. Step 3: Cross multiply
    14,985.24x = 20,676.78 × 10,267.80
  4. Step 4: Simplify right side
    14,985.24x = 212,305,041.68
  5. Step 5: Solve for x
    x = 212,305,041.68/14,985.24
  6. Step 6: Final answer
    x = 14,167.61

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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.