Home / 46,469.80-69,707.37-13,187.26

Finding the Fourth Proportional to 46,469.80, 69,707.37 and 13,187.26

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Solution

The fourth proportional to 46,469.80, 69,707.37 and 13,187.26 is: 19,781.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,469.80 : 69,707.37 = 13,187.26 : x
  2. Step 2: Convert to fraction form
    46,469.80/69,707.37 = 13,187.26/x
  3. Step 3: Cross multiply
    46,469.80x = 69,707.37 × 13,187.26
  4. Step 4: Simplify right side
    46,469.80x = 919,249,212.11
  5. Step 5: Solve for x
    x = 919,249,212.11/46,469.80
  6. Step 6: Final answer
    x = 19,781.65

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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.