Home / 33,688.80-46,480.19-19,538.91

Finding the Fourth Proportional to 33,688.80, 46,480.19 and 19,538.91

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Solution

The fourth proportional to 33,688.80, 46,480.19 and 19,538.91 is: 26,957.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,688.80 : 46,480.19 = 19,538.91 : x
  2. Step 2: Convert to fraction form
    33,688.80/46,480.19 = 19,538.91/x
  3. Step 3: Cross multiply
    33,688.80x = 46,480.19 × 19,538.91
  4. Step 4: Simplify right side
    33,688.80x = 908,172,151.50
  5. Step 5: Solve for x
    x = 908,172,151.50/33,688.80
  6. Step 6: Final answer
    x = 26,957.69

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.