Home / 46,355.96-69,536.70-13,078.86

Finding the Fourth Proportional to 46,355.96, 69,536.70 and 13,078.86

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Solution

The fourth proportional to 46,355.96, 69,536.70 and 13,078.86 is: 19,619.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,355.96 : 69,536.70 = 13,078.86 : x
  2. Step 2: Convert to fraction form
    46,355.96/69,536.70 = 13,078.86/x
  3. Step 3: Cross multiply
    46,355.96x = 69,536.70 × 13,078.86
  4. Step 4: Simplify right side
    46,355.96x = 909,460,764.16
  5. Step 5: Solve for x
    x = 909,460,764.16/46,355.96
  6. Step 6: Final answer
    x = 19,619.07

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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.