Home / 31,176.09-46,779.77-14,537.43

Finding the Fourth Proportional to 31,176.09, 46,779.77 and 14,537.43

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Solution

The fourth proportional to 31,176.09, 46,779.77 and 14,537.43 is: 21,813.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,176.09 : 46,779.77 = 14,537.43 : x
  2. Step 2: Convert to fraction form
    31,176.09/46,779.77 = 14,537.43/x
  3. Step 3: Cross multiply
    31,176.09x = 46,779.77 × 14,537.43
  4. Step 4: Simplify right side
    31,176.09x = 680,057,668.13
  5. Step 5: Solve for x
    x = 680,057,668.13/31,176.09
  6. Step 6: Final answer
    x = 21,813.44

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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.