Home / 52,609.38-78,914.27-13,166.38

Finding the Fourth Proportional to 52,609.38, 78,914.27 and 13,166.38

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Solution

The fourth proportional to 52,609.38, 78,914.27 and 13,166.38 is: 19,749.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,609.38 : 78,914.27 = 13,166.38 : x
  2. Step 2: Convert to fraction form
    52,609.38/78,914.27 = 13,166.38/x
  3. Step 3: Cross multiply
    52,609.38x = 78,914.27 × 13,166.38
  4. Step 4: Simplify right side
    52,609.38x = 1,039,015,266.24
  5. Step 5: Solve for x
    x = 1,039,015,266.24/52,609.38
  6. Step 6: Final answer
    x = 19,749.62

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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.