Home / 20,676.24-28,533.51-11,244.83

Finding the Fourth Proportional to 20,676.24, 28,533.51 and 11,244.83

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Solution

The fourth proportional to 20,676.24, 28,533.51 and 11,244.83 is: 15,518.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,676.24 : 28,533.51 = 11,244.83 : x
  2. Step 2: Convert to fraction form
    20,676.24/28,533.51 = 11,244.83/x
  3. Step 3: Cross multiply
    20,676.24x = 28,533.51 × 11,244.83
  4. Step 4: Simplify right side
    20,676.24x = 320,854,326.59
  5. Step 5: Solve for x
    x = 320,854,326.59/20,676.24
  6. Step 6: Final answer
    x = 15,518.02

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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.