Home / 40,338.29-60,516.78-13,682.86

Finding the Fourth Proportional to 40,338.29, 60,516.78 and 13,682.86

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Solution

The fourth proportional to 40,338.29, 60,516.78 and 13,682.86 is: 20,527.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,338.29 : 60,516.78 = 13,682.86 : x
  2. Step 2: Convert to fraction form
    40,338.29/60,516.78 = 13,682.86/x
  3. Step 3: Cross multiply
    40,338.29x = 60,516.78 × 13,682.86
  4. Step 4: Simplify right side
    40,338.29x = 828,042,628.39
  5. Step 5: Solve for x
    x = 828,042,628.39/40,338.29
  6. Step 6: Final answer
    x = 20,527.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.