Home / 55,084.15-76,022.09-32,428.65

Finding the Fourth Proportional to 55,084.15, 76,022.09 and 32,428.65

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Solution

The fourth proportional to 55,084.15, 76,022.09 and 32,428.65 is: 44,755.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,084.15 : 76,022.09 = 32,428.65 : x
  2. Step 2: Convert to fraction form
    55,084.15/76,022.09 = 32,428.65/x
  3. Step 3: Cross multiply
    55,084.15x = 76,022.09 × 32,428.65
  4. Step 4: Simplify right side
    55,084.15x = 2,465,294,175.84
  5. Step 5: Solve for x
    x = 2,465,294,175.84/55,084.15
  6. Step 6: Final answer
    x = 44,755.05

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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.