Home / 30,632.20-45,926.68-11,896.63

Finding the Fourth Proportional to 30,632.20, 45,926.68 and 11,896.63

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Solution

The fourth proportional to 30,632.20, 45,926.68 and 11,896.63 is: 17,836.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,632.20 : 45,926.68 = 11,896.63 : x
  2. Step 2: Convert to fraction form
    30,632.20/45,926.68 = 11,896.63/x
  3. Step 3: Cross multiply
    30,632.20x = 45,926.68 × 11,896.63
  4. Step 4: Simplify right side
    30,632.20x = 546,372,689.35
  5. Step 5: Solve for x
    x = 546,372,689.35/30,632.20
  6. Step 6: Final answer
    x = 17,836.55

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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.