Home / 33,103.08-45,682.38-18,957.24

Finding the Fourth Proportional to 33,103.08, 45,682.38 and 18,957.24

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Solution

The fourth proportional to 33,103.08, 45,682.38 and 18,957.24 is: 26,161.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,103.08 : 45,682.38 = 18,957.24 : x
  2. Step 2: Convert to fraction form
    33,103.08/45,682.38 = 18,957.24/x
  3. Step 3: Cross multiply
    33,103.08x = 45,682.38 × 18,957.24
  4. Step 4: Simplify right side
    33,103.08x = 866,011,841.43
  5. Step 5: Solve for x
    x = 866,011,841.43/33,103.08
  6. Step 6: Final answer
    x = 26,161.07

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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.