Home / 55,318.40-76,346.26-33,803.72

Finding the Fourth Proportional to 55,318.40, 76,346.26 and 33,803.72

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Solution

The fourth proportional to 55,318.40, 76,346.26 and 33,803.72 is: 46,653.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,318.40 : 76,346.26 = 33,803.72 : x
  2. Step 2: Convert to fraction form
    55,318.40/76,346.26 = 33,803.72/x
  3. Step 3: Cross multiply
    55,318.40x = 76,346.26 × 33,803.72
  4. Step 4: Simplify right side
    55,318.40x = 2,580,787,596.09
  5. Step 5: Solve for x
    x = 2,580,787,596.09/55,318.40
  6. Step 6: Final answer
    x = 46,653.33

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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.