Home / 52,709.05-79,041.82-20,246.34

Finding the Fourth Proportional to 52,709.05, 79,041.82 and 20,246.34

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Solution

The fourth proportional to 52,709.05, 79,041.82 and 20,246.34 is: 30,361.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,709.05 : 79,041.82 = 20,246.34 : x
  2. Step 2: Convert to fraction form
    52,709.05/79,041.82 = 20,246.34/x
  3. Step 3: Cross multiply
    52,709.05x = 79,041.82 × 20,246.34
  4. Step 4: Simplify right side
    52,709.05x = 1,600,307,473.36
  5. Step 5: Solve for x
    x = 1,600,307,473.36/52,709.05
  6. Step 6: Final answer
    x = 30,361.15

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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.