Home / 30,740.25-46,129.48-27,782.27

Finding the Fourth Proportional to 30,740.25, 46,129.48 and 27,782.27

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Solution

The fourth proportional to 30,740.25, 46,129.48 and 27,782.27 is: 41,690.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,740.25 : 46,129.48 = 27,782.27 : x
  2. Step 2: Convert to fraction form
    30,740.25/46,129.48 = 27,782.27/x
  3. Step 3: Cross multiply
    30,740.25x = 46,129.48 × 27,782.27
  4. Step 4: Simplify right side
    30,740.25x = 1,281,581,697.48
  5. Step 5: Solve for x
    x = 1,281,581,697.48/30,740.25
  6. Step 6: Final answer
    x = 41,690.67

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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.