Home / 55,097.28-76,033.89-29,946.78

Finding the Fourth Proportional to 55,097.28, 76,033.89 and 29,946.78

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Solution

The fourth proportional to 55,097.28, 76,033.89 and 29,946.78 is: 41,326.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,097.28 : 76,033.89 = 29,946.78 : x
  2. Step 2: Convert to fraction form
    55,097.28/76,033.89 = 29,946.78/x
  3. Step 3: Cross multiply
    55,097.28x = 76,033.89 × 29,946.78
  4. Step 4: Simplify right side
    55,097.28x = 2,276,970,176.37
  5. Step 5: Solve for x
    x = 2,276,970,176.37/55,097.28
  6. Step 6: Final answer
    x = 41,326.36

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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.