Home / 49,066.09-67,710.13-28,651.66

Finding the Fourth Proportional to 49,066.09, 67,710.13 and 28,651.66

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Solution

The fourth proportional to 49,066.09, 67,710.13 and 28,651.66 is: 39,538.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,066.09 : 67,710.13 = 28,651.66 : x
  2. Step 2: Convert to fraction form
    49,066.09/67,710.13 = 28,651.66/x
  3. Step 3: Cross multiply
    49,066.09x = 67,710.13 × 28,651.66
  4. Step 4: Simplify right side
    49,066.09x = 1,940,007,623.32
  5. Step 5: Solve for x
    x = 1,940,007,623.32/49,066.09
  6. Step 6: Final answer
    x = 39,538.66

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1.5x scale

Why These Related Problems?

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