Home / 36,428.22-54,619.70-15,357.42

Finding the Fourth Proportional to 36,428.22, 54,619.70 and 15,357.42

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Solution

The fourth proportional to 36,428.22, 54,619.70 and 15,357.42 is: 23,026.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,428.22 : 54,619.70 = 15,357.42 : x
  2. Step 2: Convert to fraction form
    36,428.22/54,619.70 = 15,357.42/x
  3. Step 3: Cross multiply
    36,428.22x = 54,619.70 × 15,357.42
  4. Step 4: Simplify right side
    36,428.22x = 838,817,673.17
  5. Step 5: Solve for x
    x = 838,817,673.17/36,428.22
  6. Step 6: Final answer
    x = 23,026.59

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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.