Home / 55,716.54-76,888.37-30,222.84

Finding the Fourth Proportional to 55,716.54, 76,888.37 and 30,222.84

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Solution

The fourth proportional to 55,716.54, 76,888.37 and 30,222.84 is: 41,707.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,716.54 : 76,888.37 = 30,222.84 : x
  2. Step 2: Convert to fraction form
    55,716.54/76,888.37 = 30,222.84/x
  3. Step 3: Cross multiply
    55,716.54x = 76,888.37 × 30,222.84
  4. Step 4: Simplify right side
    55,716.54x = 2,323,784,904.37
  5. Step 5: Solve for x
    x = 2,323,784,904.37/55,716.54
  6. Step 6: Final answer
    x = 41,707.27

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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.