Home / 42,451.01-63,676.43-11,286.26

Finding the Fourth Proportional to 42,451.01, 63,676.43 and 11,286.26

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Solution

The fourth proportional to 42,451.01, 63,676.43 and 11,286.26 is: 16,929.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,451.01 : 63,676.43 = 11,286.26 : x
  2. Step 2: Convert to fraction form
    42,451.01/63,676.43 = 11,286.26/x
  3. Step 3: Cross multiply
    42,451.01x = 63,676.43 × 11,286.26
  4. Step 4: Simplify right side
    42,451.01x = 718,668,370.04
  5. Step 5: Solve for x
    x = 718,668,370.04/42,451.01
  6. Step 6: Final answer
    x = 16,929.36

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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.