Home / 18,166.32-27,246.24-5,015.40

Finding the Fourth Proportional to 18,166.32, 27,246.24 and 5,015.40

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Solution

The fourth proportional to 18,166.32, 27,246.24 and 5,015.40 is: 7,522.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,166.32 : 27,246.24 = 5,015.40 : x
  2. Step 2: Convert to fraction form
    18,166.32/27,246.24 = 5,015.40/x
  3. Step 3: Cross multiply
    18,166.32x = 27,246.24 × 5,015.40
  4. Step 4: Simplify right side
    18,166.32x = 136,650,792.10
  5. Step 5: Solve for x
    x = 136,650,792.10/18,166.32
  6. Step 6: Final answer
    x = 7,522.21

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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.