Home / 55,078.16-76,019.70-33,574.92

Finding the Fourth Proportional to 55,078.16, 76,019.70 and 33,574.92

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Solution

The fourth proportional to 55,078.16, 76,019.70 and 33,574.92 is: 46,340.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,078.16 : 76,019.70 = 33,574.92 : x
  2. Step 2: Convert to fraction form
    55,078.16/76,019.70 = 33,574.92/x
  3. Step 3: Cross multiply
    55,078.16x = 76,019.70 × 33,574.92
  4. Step 4: Simplify right side
    55,078.16x = 2,552,355,345.92
  5. Step 5: Solve for x
    x = 2,552,355,345.92/55,078.16
  6. Step 6: Final answer
    x = 46,340.61

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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.