Home / 55,310.59-76,334.46-33,812.92

Finding the Fourth Proportional to 55,310.59, 76,334.46 and 33,812.92

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Solution

The fourth proportional to 55,310.59, 76,334.46 and 33,812.92 is: 46,665.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,310.59 : 76,334.46 = 33,812.92 : x
  2. Step 2: Convert to fraction form
    55,310.59/76,334.46 = 33,812.92/x
  3. Step 3: Cross multiply
    55,310.59x = 76,334.46 × 33,812.92
  4. Step 4: Simplify right side
    55,310.59x = 2,581,090,989.22
  5. Step 5: Solve for x
    x = 2,581,090,989.22/55,310.59
  6. Step 6: Final answer
    x = 46,665.40

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Double scale
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Similar ratio
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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.