Home / 33,158.91-45,757.88-18,051.25

Finding the Fourth Proportional to 33,158.91, 45,757.88 and 18,051.25

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Solution

The fourth proportional to 33,158.91, 45,757.88 and 18,051.25 is: 24,909.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,158.91 : 45,757.88 = 18,051.25 : x
  2. Step 2: Convert to fraction form
    33,158.91/45,757.88 = 18,051.25/x
  3. Step 3: Cross multiply
    33,158.91x = 45,757.88 × 18,051.25
  4. Step 4: Simplify right side
    33,158.91x = 825,986,931.35
  5. Step 5: Solve for x
    x = 825,986,931.35/33,158.91
  6. Step 6: Final answer
    x = 24,909.95

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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.