Home / 36,015.71-54,009.87-17,290.44

Finding the Fourth Proportional to 36,015.71, 54,009.87 and 17,290.44

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Solution

The fourth proportional to 36,015.71, 54,009.87 and 17,290.44 is: 25,929.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,015.71 : 54,009.87 = 17,290.44 : x
  2. Step 2: Convert to fraction form
    36,015.71/54,009.87 = 17,290.44/x
  3. Step 3: Cross multiply
    36,015.71x = 54,009.87 × 17,290.44
  4. Step 4: Simplify right side
    36,015.71x = 933,854,416.64
  5. Step 5: Solve for x
    x = 933,854,416.64/36,015.71
  6. Step 6: Final answer
    x = 25,929.09

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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.