Home / 18,669.25-25,763.57-10,285.93

Finding the Fourth Proportional to 18,669.25, 25,763.57 and 10,285.93

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Solution

The fourth proportional to 18,669.25, 25,763.57 and 10,285.93 is: 14,194.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,669.25 : 25,763.57 = 10,285.93 : x
  2. Step 2: Convert to fraction form
    18,669.25/25,763.57 = 10,285.93/x
  3. Step 3: Cross multiply
    18,669.25x = 25,763.57 × 10,285.93
  4. Step 4: Simplify right side
    18,669.25x = 265,002,226.14
  5. Step 5: Solve for x
    x = 265,002,226.14/18,669.25
  6. Step 6: Final answer
    x = 14,194.58

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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.