Home / 52,450.67-78,683.76-19,162.96

Finding the Fourth Proportional to 52,450.67, 78,683.76 and 19,162.96

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Solution

The fourth proportional to 52,450.67, 78,683.76 and 19,162.96 is: 28,747.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,450.67 : 78,683.76 = 19,162.96 : x
  2. Step 2: Convert to fraction form
    52,450.67/78,683.76 = 19,162.96/x
  3. Step 3: Cross multiply
    52,450.67x = 78,683.76 × 19,162.96
  4. Step 4: Simplify right side
    52,450.67x = 1,507,813,548.82
  5. Step 5: Solve for x
    x = 1,507,813,548.82/52,450.67
  6. Step 6: Final answer
    x = 28,747.27

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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.