Home / 35,728.44-49,304.96-19,812.94

Finding the Fourth Proportional to 35,728.44, 49,304.96 and 19,812.94

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Solution

The fourth proportional to 35,728.44, 49,304.96 and 19,812.94 is: 27,341.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,728.44 : 49,304.96 = 19,812.94 : x
  2. Step 2: Convert to fraction form
    35,728.44/49,304.96 = 19,812.94/x
  3. Step 3: Cross multiply
    35,728.44x = 49,304.96 × 19,812.94
  4. Step 4: Simplify right side
    35,728.44x = 976,876,214.18
  5. Step 5: Solve for x
    x = 976,876,214.18/35,728.44
  6. Step 6: Final answer
    x = 27,341.70

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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.