Home / 33,728.91-46,545.87-18,621.55

Finding the Fourth Proportional to 33,728.91, 46,545.87 and 18,621.55

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Solution

The fourth proportional to 33,728.91, 46,545.87 and 18,621.55 is: 25,697.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,728.91 : 46,545.87 = 18,621.55 : x
  2. Step 2: Convert to fraction form
    33,728.91/46,545.87 = 18,621.55/x
  3. Step 3: Cross multiply
    33,728.91x = 46,545.87 × 18,621.55
  4. Step 4: Simplify right side
    33,728.91x = 866,756,245.50
  5. Step 5: Solve for x
    x = 866,756,245.50/33,728.91
  6. Step 6: Final answer
    x = 25,697.72

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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.