Home / 55,391.11-76,448.51-35,226.97

Finding the Fourth Proportional to 55,391.11, 76,448.51 and 35,226.97

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Solution

The fourth proportional to 55,391.11, 76,448.51 and 35,226.97 is: 48,618.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,391.11 : 76,448.51 = 35,226.97 : x
  2. Step 2: Convert to fraction form
    55,391.11/76,448.51 = 35,226.97/x
  3. Step 3: Cross multiply
    55,391.11x = 76,448.51 × 35,226.97
  4. Step 4: Simplify right side
    55,391.11x = 2,693,049,368.31
  5. Step 5: Solve for x
    x = 2,693,049,368.31/55,391.11
  6. Step 6: Final answer
    x = 48,618.80

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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.