Home / 46,317.60-69,379.20-36,409.68

Finding the Fourth Proportional to 46,317.60, 69,379.20 and 36,409.68

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Solution

The fourth proportional to 46,317.60, 69,379.20 and 36,409.68 is: 54,538.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,317.60 : 69,379.20 = 36,409.68 : x
  2. Step 2: Convert to fraction form
    46,317.60/69,379.20 = 36,409.68/x
  3. Step 3: Cross multiply
    46,317.60x = 69,379.20 × 36,409.68
  4. Step 4: Simplify right side
    46,317.60x = 2,526,074,470.66
  5. Step 5: Solve for x
    x = 2,526,074,470.66/46,317.60
  6. Step 6: Final answer
    x = 54,538.11

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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.