Home / 18,028.04-26,976.30-10,636.04

Finding the Fourth Proportional to 18,028.04, 26,976.30 and 10,636.04

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Solution

The fourth proportional to 18,028.04, 26,976.30 and 10,636.04 is: 15,915.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,028.04 : 26,976.30 = 10,636.04 : x
  2. Step 2: Convert to fraction form
    18,028.04/26,976.30 = 10,636.04/x
  3. Step 3: Cross multiply
    18,028.04x = 26,976.30 × 10,636.04
  4. Step 4: Simplify right side
    18,028.04x = 286,921,005.85
  5. Step 5: Solve for x
    x = 286,921,005.85/18,028.04
  6. Step 6: Final answer
    x = 15,915.26

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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.