Home / 33,268.70-45,909.20-18,927.18

Finding the Fourth Proportional to 33,268.70, 45,909.20 and 18,927.18

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Solution

The fourth proportional to 33,268.70, 45,909.20 and 18,927.18 is: 26,118.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,268.70 : 45,909.20 = 18,927.18 : x
  2. Step 2: Convert to fraction form
    33,268.70/45,909.20 = 18,927.18/x
  3. Step 3: Cross multiply
    33,268.70x = 45,909.20 × 18,927.18
  4. Step 4: Simplify right side
    33,268.70x = 868,931,692.06
  5. Step 5: Solve for x
    x = 868,931,692.06/33,268.70
  6. Step 6: Final answer
    x = 26,118.59

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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.