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Finding the Fourth Proportional to 55,312.62, 82,959.75 and 23,727.75

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Solution

The fourth proportional to 55,312.62, 82,959.75 and 23,727.75 is: 35,587.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,312.62 : 82,959.75 = 23,727.75 : x
  2. Step 2: Convert to fraction form
    55,312.62/82,959.75 = 23,727.75/x
  3. Step 3: Cross multiply
    55,312.62x = 82,959.75 × 23,727.75
  4. Step 4: Simplify right side
    55,312.62x = 1,968,448,208.06
  5. Step 5: Solve for x
    x = 1,968,448,208.06/55,312.62
  6. Step 6: Final answer
    x = 35,587.69

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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.