Home / 33,143.95-45,739.61-18,037.58

Finding the Fourth Proportional to 33,143.95, 45,739.61 and 18,037.58

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Solution

The fourth proportional to 33,143.95, 45,739.61 and 18,037.58 is: 24,892.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,143.95 : 45,739.61 = 18,037.58 : x
  2. Step 2: Convert to fraction form
    33,143.95/45,739.61 = 18,037.58/x
  3. Step 3: Cross multiply
    33,143.95x = 45,739.61 × 18,037.58
  4. Step 4: Simplify right side
    33,143.95x = 825,031,898.70
  5. Step 5: Solve for x
    x = 825,031,898.70/33,143.95
  6. Step 6: Final answer
    x = 24,892.38

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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.