Home / 33,728.17-46,545.56-18,620.77

Finding the Fourth Proportional to 33,728.17, 46,545.56 and 18,620.77

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Solution

The fourth proportional to 33,728.17, 46,545.56 and 18,620.77 is: 25,697.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,728.17 : 46,545.56 = 18,620.77 : x
  2. Step 2: Convert to fraction form
    33,728.17/46,545.56 = 18,620.77/x
  3. Step 3: Cross multiply
    33,728.17x = 46,545.56 × 18,620.77
  4. Step 4: Simplify right side
    33,728.17x = 866,714,074.18
  5. Step 5: Solve for x
    x = 866,714,074.18/33,728.17
  6. Step 6: Final answer
    x = 25,697.04

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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.