Home / 55,313.64-76,332.68-30,163.14

Finding the Fourth Proportional to 55,313.64, 76,332.68 and 30,163.14

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Solution

The fourth proportional to 55,313.64, 76,332.68 and 30,163.14 is: 41,625.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,313.64 : 76,332.68 = 30,163.14 : x
  2. Step 2: Convert to fraction form
    55,313.64/76,332.68 = 30,163.14/x
  3. Step 3: Cross multiply
    55,313.64x = 76,332.68 × 30,163.14
  4. Step 4: Simplify right side
    55,313.64x = 2,302,433,313.42
  5. Step 5: Solve for x
    x = 2,302,433,313.42/55,313.64
  6. Step 6: Final answer
    x = 41,625.06

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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.