Home / 64,324.59-96,519.75-30,628.72

Finding the Fourth Proportional to 64,324.59, 96,519.75 and 30,628.72

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Solution

The fourth proportional to 64,324.59, 96,519.75 and 30,628.72 is: 45,958.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,324.59 : 96,519.75 = 30,628.72 : x
  2. Step 2: Convert to fraction form
    64,324.59/96,519.75 = 30,628.72/x
  3. Step 3: Cross multiply
    64,324.59x = 96,519.75 × 30,628.72
  4. Step 4: Simplify right side
    64,324.59x = 2,956,276,397.22
  5. Step 5: Solve for x
    x = 2,956,276,397.22/64,324.59
  6. Step 6: Final answer
    x = 45,958.73

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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.