Home / 55,318.25-76,369.16-33,812.97

Finding the Fourth Proportional to 55,318.25, 76,369.16 and 33,812.97

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Solution

The fourth proportional to 55,318.25, 76,369.16 and 33,812.97 is: 46,680.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,318.25 : 76,369.16 = 33,812.97 : x
  2. Step 2: Convert to fraction form
    55,318.25/76,369.16 = 33,812.97/x
  3. Step 3: Cross multiply
    55,318.25x = 76,369.16 × 33,812.97
  4. Step 4: Simplify right side
    55,318.25x = 2,582,267,946.94
  5. Step 5: Solve for x
    x = 2,582,267,946.94/55,318.25
  6. Step 6: Final answer
    x = 46,680.22

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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.