Home / 55,097.76-76,033.32-31,226.68

Finding the Fourth Proportional to 55,097.76, 76,033.32 and 31,226.68

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Solution

The fourth proportional to 55,097.76, 76,033.32 and 31,226.68 is: 43,091.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,097.76 : 76,033.32 = 31,226.68 : x
  2. Step 2: Convert to fraction form
    55,097.76/76,033.32 = 31,226.68/x
  3. Step 3: Cross multiply
    55,097.76x = 76,033.32 × 31,226.68
  4. Step 4: Simplify right side
    55,097.76x = 2,374,268,152.98
  5. Step 5: Solve for x
    x = 2,374,268,152.98/55,097.76
  6. Step 6: Final answer
    x = 43,091.92

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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.