Home / 12,626.16-18,941.72-3,862.32

Finding the Fourth Proportional to 12,626.16, 18,941.72 and 3,862.32

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Solution

The fourth proportional to 12,626.16, 18,941.72 and 3,862.32 is: 5,794.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,626.16 : 18,941.72 = 3,862.32 : x
  2. Step 2: Convert to fraction form
    12,626.16/18,941.72 = 3,862.32/x
  3. Step 3: Cross multiply
    12,626.16x = 18,941.72 × 3,862.32
  4. Step 4: Simplify right side
    12,626.16x = 73,158,983.99
  5. Step 5: Solve for x
    x = 73,158,983.99/12,626.16
  6. Step 6: Final answer
    x = 5,794.24

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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.