Home / 52,707.14-79,071.29-19,427.37

Finding the Fourth Proportional to 52,707.14, 79,071.29 and 19,427.37

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Solution

The fourth proportional to 52,707.14, 79,071.29 and 19,427.37 is: 29,144.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,707.14 : 79,071.29 = 19,427.37 : x
  2. Step 2: Convert to fraction form
    52,707.14/79,071.29 = 19,427.37/x
  3. Step 3: Cross multiply
    52,707.14x = 79,071.29 × 19,427.37
  4. Step 4: Simplify right side
    52,707.14x = 1,536,147,110.07
  5. Step 5: Solve for x
    x = 1,536,147,110.07/52,707.14
  6. Step 6: Final answer
    x = 29,144.96

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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.