Home / 18,166.33-25,069.32-10,209.91

Finding the Fourth Proportional to 18,166.33, 25,069.32 and 10,209.91

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Solution

The fourth proportional to 18,166.33, 25,069.32 and 10,209.91 is: 14,089.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,166.33 : 25,069.32 = 10,209.91 : x
  2. Step 2: Convert to fraction form
    18,166.33/25,069.32 = 10,209.91/x
  3. Step 3: Cross multiply
    18,166.33x = 25,069.32 × 10,209.91
  4. Step 4: Simplify right side
    18,166.33x = 255,955,500.96
  5. Step 5: Solve for x
    x = 255,955,500.96/18,166.33
  6. Step 6: Final answer
    x = 14,089.55

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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.