Home / 42,841.44-64,260.27-11,676.69

Finding the Fourth Proportional to 42,841.44, 64,260.27 and 11,676.69

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Solution

The fourth proportional to 42,841.44, 64,260.27 and 11,676.69 is: 17,514.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,841.44 : 64,260.27 = 11,676.69 : x
  2. Step 2: Convert to fraction form
    42,841.44/64,260.27 = 11,676.69/x
  3. Step 3: Cross multiply
    42,841.44x = 64,260.27 × 11,676.69
  4. Step 4: Simplify right side
    42,841.44x = 750,347,252.11
  5. Step 5: Solve for x
    x = 750,347,252.11/42,841.44
  6. Step 6: Final answer
    x = 17,514.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.