Home / 18,166.32-27,246.20-5,015.44

Finding the Fourth Proportional to 18,166.32, 27,246.20 and 5,015.44

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Solution

The fourth proportional to 18,166.32, 27,246.20 and 5,015.44 is: 7,522.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,166.32 : 27,246.20 = 5,015.44 : x
  2. Step 2: Convert to fraction form
    18,166.32/27,246.20 = 5,015.44/x
  3. Step 3: Cross multiply
    18,166.32x = 27,246.20 × 5,015.44
  4. Step 4: Simplify right side
    18,166.32x = 136,651,681.33
  5. Step 5: Solve for x
    x = 136,651,681.33/18,166.32
  6. Step 6: Final answer
    x = 7,522.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.